Solid State · Chemistry · MHT CET
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MHT CET 2024 16th May Morning Shift
Calculate the number of unit cells in 0.9 g metal if it forms bec structure. $\left[\rho \times \mathrm{a}^3=3 \times 10^{-22}\right.$ gram$]$
MHT CET 2024 16th May Morning Shift
Find the void volume of fcc unit cell in $\mathrm{cm}^3$ if the volume of fcc unit cell $1.25 \times 10^{-22} \mathrm{~cm}^3$.
MHT CET 2024 16th May Morning Shift
What type of solid is the silica?
MHT CET 2024 15th May Evening Shift
In a solid, $\mathrm{B}^{-}$ions occupy corners of a cube forming ccp structure. If $\mathrm{A}^{+}$ion occupy half the tetrahedral voids, formula of ...
MHT CET 2024 15th May Evening Shift
Unit cell of an element has edge length of 5$$\mathop A\limits^o $$ with density $4 \mathrm{~g} \mathrm{~cm}^{-3}$, if its atomic mass is 149, identif...
MHT CET 2024 15th May Evening Shift
What is the volume of one particle in BCC structure if ' $a$ ' is edge length?
MHT CET 2024 15th May Morning Shift
Calculate the total volume occupied by all atoms in simple cubic unit cell if radius of atom is $3 \times 10^{-8} \mathrm{~cm}$.
MHT CET 2024 15th May Morning Shift
A compound is formed by two elements A and B. The atoms of element B form ccp structure. The atoms of A occupy $\frac{1}{3}$ of tetrahedral voids. Wha...
MHT CET 2024 11th May Evening Shift
Identify the instrument used to find crystal structure from following :
MHT CET 2024 11th May Evening Shift
Which among the following is an example of one dimensional nanostructure?
MHT CET 2024 11th May Evening Shift
What type of unit cell from following is common to all seven types of crystal systems?
MHT CET 2024 11th May Evening Shift
What is atomic radius of an element if it crystallises in BCC structure with edge length of unit cell 287 pm?
MHT CET 2024 11th May Evening Shift
A metal crystallises in bcc structure with edge length $4 \times 10^{-8}$. If density of unit cell is $10 \mathrm{~g} \mathrm{~cm}^{-3}$. What is its ...
MHT CET 2024 11th May Morning Shift
n-type of semiconductor is formed when
MHT CET 2024 11th May Morning Shift
Metallic silver has fcc structure. If radius of Ag atom is 144 pm . What is the edge length of unit cell?
MHT CET 2024 11th May Morning Shift
What is the number of octahedral voids present in 0.2 mol of a compound forming hcp structure?
MHT CET 2024 10th May Evening Shift
Calculate the volume of simple cubic unit cell if the radius of particle in it is 400 pm.
MHT CET 2024 10th May Evening Shift
Calculate the density of a metal molar mass $197 \mathrm{~g} \mathrm{~mol}^{-1}$ if it forms fcc structure. $\left[\mathrm{a}^3 \times \mathrm{N}_{\ma...
MHT CET 2024 10th May Evening Shift
What is minimum number of spheres required of develop a tetrahedral void?
MHT CET 2024 10th May Morning Shift
Calculate the volume of unit cell if an element having molar mass $92 \mathrm{~g} \mathrm{~mol}^{-1}$ that forms bcc structure $\left[\varrho \times \...
MHT CET 2024 10th May Morning Shift
In an ionic solid equal number of cations and anions are missing from their regular positions in the crystal lattice creating vacancies is called-...
MHT CET 2024 10th May Morning Shift
Calculate number of atoms per unit cell of an element having molar mass $92.0 \mathrm{~g} \mathrm{~mol}^{-1}$ and density $8.6 \mathrm{~g} \mathrm{~cm...
MHT CET 2024 9th May Evening Shift
Calculate the molar mass of an element having density $5.6 \mathrm{~g} \mathrm{~cm}^{-3}$ that forms bec structure $\left[\mathrm{a}^3 \times \mathrm{...
MHT CET 2024 9th May Evening Shift
What is the coordination number of a particle in fcc structure?
MHT CET 2024 9th May Evening Shift
Calculate the volume of fcc unit cell if radius of a particle in it is 106.05 pm.
MHT CET 2024 9th May Morning Shift
Calculate the volume of unit cell when metal having density $1 \mathrm{~g} \mathrm{~cm}^{-3}$ and molar mass $23 \mathrm{~g} \mathrm{~mol}^{-1}$ cryst...
MHT CET 2024 9th May Morning Shift
What is the relation between edge length and total volume occupied by atoms in bec unit cell?
MHT CET 2024 9th May Morning Shift
What is the total number of atoms present in fcc unit cell?
MHT CET 2024 4th May Evening Shift
Calculate the void volume of simple cubic unit cell if the volume of unit cell is $5.5 \times 10^{-22} \mathrm{~cm}^3$.
MHT CET 2024 4th May Evening Shift
Calculate the number of atoms in 0.3 gram metal if it forms bec structure $\left[\rho \times \mathrm{a}^3=3 \times 10^{-22} \mathrm{~g}\right]$
MHT CET 2024 4th May Evening Shift
What is the total number of different types of unit cells present in triclinic crystal system?
MHT CET 2024 4th May Morning Shift
Calculate molar mass of an element having density $8.6 \mathrm{~g} \mathrm{~cm}^{-3}$ if it forms bec structure $\left[\mathrm{a}^3 \times \mathrm{N}_...
MHT CET 2024 4th May Morning Shift
Calculate the radius of metal atom if it forms bec unit cell having edge length 530 pm.
MHT CET 2024 3rd May Evening Shift
Which from the following statements is NOT true regarding crystalline solid?
MHT CET 2024 3rd May Evening Shift
Find the void volume of bec unit cell in $\mathrm{cm}^3$ if volume of unit cell is $1.5 \times 10^{-22} \mathrm{~cm}^3$.
MHT CET 2024 3rd May Evening Shift
Calculate the volume of unit cell of an element having molar mass $63.5 \mathrm{~g} \mathrm{~mol}^{-1}$ that forms fcc structure $\left[\varrho \times...
MHT CET 2024 3rd May Morning Shift
Calculate the density of an element having molar mass $63 \mathrm{~g} \mathrm{~mol}^{-1}$ that forms fcc structure $\left[\mathrm{a}^3 \times \mathrm{...
MHT CET 2024 3rd May Morning Shift
What is the coordination number of a particle in hcp structure?
MHT CET 2024 3rd May Morning Shift
Calculate the volume occupied by all atoms in bcc unit cell if the volume of unit cell is $1.5 \times 10^{-22} \mathrm{~cm}^3$.
MHT CET 2024 2nd May Evening Shift
Which from following solids exhibits isotropic properties?
MHT CET 2024 2nd May Evening Shift
Which from following nanomaterials has two dimensions less than 100 nm ?
MHT CET 2024 2nd May Evening Shift
Calculate the radius of an atom of metal if it forms simple cubic unit cell with edge length 380 pm.
MHT CET 2024 2nd May Evening Shift
Calculate the number of unit cells in 10.8 g metal $\left(\varrho a^3=7.2 \times 10^{-22} \mathrm{~g}\right)$
MHT CET 2024 2nd May Morning Shift
What is the total number of particles present in bcc unit cell?
MHT CET 2024 2nd May Morning Shift
Calculate the volume of unit cell of an element having molar mass $27 \mathrm{~g} \mathrm{~mol}^{-1}$ that forms fcc unit cell. $\left[\rho . \mathrm{...
MHT CET 2024 2nd May Morning Shift
Calculate the edge length of fcc unit cell if radius of metal atom is 139 pm .
MHT CET 2023 14th May Evening Shift
Calculate the edge length of bcc unit cell if radius of metal atom is $$227 \mathrm{~pm}$$.
MHT CET 2023 14th May Evening Shift
Which from following combinations is an example for construction of n-type semiconductor?
MHT CET 2023 14th May Evening Shift
Calculate the density of metal having molar mass $$210 \mathrm{~g} \mathrm{~mol}^{-1}$$ that forms simple cubic unit cell. $$\left(\mathrm{a}^3 \cdot ...
MHT CET 2023 14th May Morning Shift
Calculate the volume of unit cell if an element having molar mass $$56 \mathrm{~g} \mathrm{~mol}^{-1}$$ that forms bcc unit cells.
$$\left[\rho \cdot ...
MHT CET 2023 14th May Morning Shift
In an ionic crystalline solid, atoms of element Y forms hcp structure. The atoms of element X occupy one third of tetrahedral voids. What is the formu...
MHT CET 2023 14th May Morning Shift
What is total number of crystal systems associated with 14 Bravais lattices?
MHT CET 2023 13th May Evening Shift
Which statement from following about nano-material is NOT correct?
MHT CET 2023 13th May Evening Shift
Find the radius of metal atom in bcc unit cell having edge length $$450 \mathrm{~pm}$$.
MHT CET 2023 13th May Evening Shift
Calculate the volume of unit cell if an element having molar mass $$180 \mathrm{~g} \mathrm{~mol}^{-1}$$ forms fcc unit cell. $$\left[\rho \cdot N_A=1...
MHT CET 2023 13th May Morning Shift
Which from following metal has hcp crystal structure?
MHT CET 2023 13th May Morning Shift
Calculate the radius of metal atom in bcc unit cell having edge length $$287 \mathrm{~pm}$$.
MHT CET 2023 13th May Morning Shift
Calculate the number of atoms present in unit cell if an element having molar mass $$23 \mathrm{~g} \mathrm{~mol}^{-1}$$ and density $$0.96 \mathrm{~g...
MHT CET 2023 12th May Evening Shift
Calculate the density of an element having molar mass $$27 \mathrm{~g} \mathrm{~mol}^{-1}$$ that forms fcc unit cell. $$\left[\mathrm{a}^3 \cdot \math...
MHT CET 2023 12th May Evening Shift
What type of following solids the ice is
MHT CET 2023 12th May Evening Shift
Calculate the edge length of simple cubic unit cell if radius of an atom is $$167.3 \mathrm{~pm}$$.
MHT CET 2023 12th May Morning Shift
What are the number of octahedral and tetrahedral voids in 0.3 mole substance respectively if it forms hcp structure?
MHT CET 2023 12th May Morning Shift
Calculate the molar mass of an element having density $$7.8 \mathrm{~g} \mathrm{~cm}^{-3}$$ that forms bcc unit cell. $$\left[\mathrm{a}^3 \cdot \math...
MHT CET 2023 12th May Morning Shift
Identify the example of zero-dimensional nanostructure from following.
MHT CET 2023 12th May Morning Shift
Identify the good conductor of electricity from following band gap energy values of solids.
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MHT CET 2023 11th May Evening Shift
Which from following is NOT an example of amorphous solid?
MHT CET 2023 11th May Evening Shift
Calculate the molar mass of metal having density $$9.3 \mathrm{~g} \mathrm{~cm}^{-3}$$ that forms simple cubic unit cell. $$\left[\mathrm{a}^3 \cdot \...
MHT CET 2023 11th May Evening Shift
Find the radius of an atom in fcc unit cell having edge length $$405 \mathrm{pm}$$.
MHT CET 2023 11th May Morning Shift
Which formula is used to calculate edge length in bcc structure?
MHT CET 2023 11th May Morning Shift
What is atomic mass of an element with $$\mathrm{BCC}$$ structure and density $$10 \mathrm{~g} \mathrm{~cm}^{-3}$$ having edge length $$300 \mathrm{~p...
MHT CET 2023 11th May Morning Shift
What is the number of unit cells present in a cubic pack crystal lattice having 4 atoms per unit cell and weighing $$0.60 \mathrm{~g}$$ (molar mass $$...
MHT CET 2023 10th May Evening Shift
Find the radius of an atom in fcc unit cell having edge length $$393 \mathrm{pm}$$.
MHT CET 2023 10th May Evening Shift
Calculate the number of atoms present in unit cell of an element having molar mass $$190 \mathrm{~g} \mathrm{~mol}^{-1}$$ and density $$20 \mathrm{~g}...
MHT CET 2023 10th May Evening Shift
Which of the following characteristic properties is NOT true for crystalline solid?
MHT CET 2023 10th May Morning Shift
Calculate the edge length of unit cell of metal which crystallises to bcc structure.
(Radius of metal atom $$=173 \mathrm{~pm}$$ )
MHT CET 2023 10th May Morning Shift
What is the total number of Bravais lattices present for different crystal systems?
MHT CET 2023 10th May Morning Shift
Calculate the molar mass of an element with density $$2.7 \mathrm{~g} \mathrm{~cm}^{-3}$$ that forms fcc structure. $$\left[\mathrm{a}^3 \cdot \mathrm...
MHT CET 2023 9th May Evening Shift
Identify the CORRECT decreasing order of melting point of cluster of sodium atoms depending on size.
MHT CET 2023 9th May Evening Shift
Calculate the molar mass of an element having density $$21 \mathrm{~g} \mathrm{~cm}^{-3}$$ that forms fcc unit cell $$\left[\mathrm{a}^3 \cdot \mathrm...
MHT CET 2023 9th May Evening Shift
Which from following metal has ccp crystal structure?
MHT CET 2023 9th May Evening Shift
Find the radius of metal atom in simple cubic unit cell having edge length 334.7 pm?
MHT CET 2023 9th May Morning Shift
A compound made of elements $$\mathrm{A}$$ and $$\mathrm{B}$$ form fcc structure. Atoms of A are at the corners and atoms of B are present at the cent...
MHT CET 2023 9th May Morning Shift
What is the packing efficiency of silver metal in its unit cell?
MHT CET 2023 9th May Morning Shift
What is the number of unit cells when one mole atom of a metal that forms simple cubic structure?
MHT CET 2022 11th August Evening Shift
What is the total volume occupied by atoms in bcc unit cell ?
MHT CET 2022 11th August Evening Shift
Calculate the density of metal having volume of unit cell $$64 \times 10^{-24} \mathrm{~cm}^3$$ and molar mass of metal $$192 \mathrm{~g} \mathrm{~mol...
MHT CET 2022 11th August Evening Shift
Calculate the number of atoms in 5 gram metal that crystallises to form simple cubic unit cell structure having edge length $$336 \mathrm{~pm}$$. (Den...
MHT CET 2021 24th September Evening Shift
The density of chromium metal is 7 g cm$$^{-3}$$. If edge length of unit cell is 300 pm, identify the type of unit cell. (At mass Cr = 52)
MHT CET 2021 24th September Evening Shift
An element has $$\mathrm{BCC}$$ structure with edge length of unit cell $$600 \mathrm{~pm}$$. What is the atomic radius of element?
MHT CET 2021 24th September Evening Shift
Which of the following pairs of compounds is isomorphous?
MHT CET 2021 24th September Morning Shift
A metal has $$\mathrm{BCC}$$ structure with edge length of unit cell $$400 \mathrm{~pm}$$. Density or metal is $$4 \mathrm{~g} \mathrm{~cm}^{-3}$$. Wh...
MHT CET 2021 24th September Morning Shift
The FCC unit cell of a compound contains ions of $$\mathrm{A}$$ at the corner and ions of $$\mathrm{B}$$ at the centre of each face, what is the formu...
MHT CET 2021 24th September Morning Shift
What is the volume occupied by particles in $$\mathrm{BCC}$$ structure if '$$\mathrm{a}$$' is edge length of unit cell?
MHT CET 2021 23rd September Evening Shift
Edge length of unit cell of BCC structure is 352 pm. What is radius of the atom?
MHT CET 2021 23rd September Evening Shift
For simple cubic crystal edge length is expressed as
MHT CET 2021 23rd September Evening Shift
An element is found to crystallize with $$\mathrm{BCC}$$ structure having density $$8.55 \mathrm{~g} \mathrm{~cm}^{-3}$$. What is the edge length of u...
MHT CET 2021 23th September Morning Shift
How many particles per unit cell are present in $$\mathrm{BCC}$$ structure?
MHT CET 2021 23th September Morning Shift
An element with BCC structure has edge length of $$500 \mathrm{~pm}$$. If it's density is $$4 \mathrm{~g} \mathrm{~cm}^{-3}$$, find atomic mass of the...
MHT CET 2021 23th September Morning Shift
What is the atomic radius of polonium if it crystallises in a simple cubic structure with edge length of unit cell $$336 \mathrm{~pm}$$ ?
MHT CET 2021 22th September Evening Shift
Identify the type of unit cell that has particles at the centre of each face in addition to the particles at eight corners of a cube?
MHT CET 2021 22th September Evening Shift
How many atoms of niobium are present in $$2.43 \mathrm{~g}$$ if it forms bcc structure with density $$9 \mathrm{~g} \mathrm{~cm}^{-3}$$ and volume of...
MHT CET 2021 22th September Evening Shift
How many tetrahedral voids are present in 0.4 mole of a compound that forms hcp structure?
MHT CET 2021 22th September Morning Shift
What is the number of octahedral and tetrahedral voids presents respectively in 0.25 mole of a substance having hcp structure?
MHT CET 2021 22th September Morning Shift
What is the molar mass of a metal having density 8.57 g cm$$^{-3}$$ and edge length 3.3 $$\mathop A\limits^o $$ ? (packing efficiency = 68%)
MHT CET 2021 22th September Morning Shift
How many lattice points are present in a face centred cubic unit cell?
MHT CET 2021 21th September Evening Shift
What is the total number of atoms in BCC crystal lattice having $$1.8 \times 10^{20}$$ unit cells?
MHT CET 2021 21th September Evening Shift
What is the percentage of unoccupied volume in BCC structure?
MHT CET 2021 21th September Evening Shift
What is the density of an element (At mass 100 g mol$$^{-1}$$) having BCC structure with edge length 400 pm?
MHT CET 2021 21th September Morning Shift
What is the percentage efficiency of packing in BCC structure?
MHT CET 2021 21th September Morning Shift
An element with simple cubic close structure has edge length of unit cell $$3.86 ~\mathop A\limits^o$$. What is the radius of atom?
MHT CET 2021 21th September Morning Shift
What is the volume of unit cell of a metal (at. mass $$25 \mathrm{~g} \mathrm{~mol}^{-1}$$ ) having $$\mathrm{BCC}$$ structure and density $$3 \mathrm...
MHT CET 2021 20th September Evening Shift
Which from following instruments is used to determine the crystal structure?
MHT CET 2021 20th September Evening Shift
How many total voids are present in 1 mole of compound that forms hcp structure?
MHT CET 2021 20th September Evening Shift
What is the total number of Bravais lattices present in seven types of crystal system?
MHT CET 2021 20th September Evening Shift
What is molar mass of metal with BCC structure having density 10 g cm$$^{-3}$$ and edge length 200 pm?
MHT CET 2021 20th September Morning Shift
What is the number of unit cells present in 3.9 g of potassium if it crystallizes in BCC structure?
MHT CET 2021 20th September Morning Shift
What type of crystal structure from following has 52.36% packing efficiency?
MHT CET 2021 20th September Morning Shift
An element (molar mass 180 ) has BCC crystal structure with density $$18 \mathrm{~g} \mathrm{~cm}^{-3}$$. What is the edge length of unit cell?
MHT CET 2020 19th October Evening Shift
An element crystallises in fcc type of unit cell. The volume of one unit cell is $24.99 \times 10^{-24} \mathrm{~cm}^3$ and density of the element $7....
MHT CET 2020 19th October Evening Shift
What is the percentage of unoccupied space in fcc unit cell?
MHT CET 2020 19th October Evening Shift
Which among the following crystal lattices occupies all of the cubic holes by cations?
MHT CET 2020 16th October Evening Shift
Silver crystallises in fcc structure, if edge length of unit cell is 316.5 pm . What is the radius of silver atom?
MHT CET 2020 16th October Evening Shift
An element crystallises in a bcc lattice with cell edge of 500 pm. The density of the element is $$7.5 \mathrm{~g} \mathrm{~cm}^{-3}$$. How many atoms...
MHT CET 2020 16th October Evening Shift
An element has a bcc structure with cell edge of 288 pm . The density of element is $$7.2 \mathrm{~g} \mathrm{~cm}^{-3}$$. What is the atomic mass of ...
MHT CET 2020 16th October Morning Shift
A metallic element crystallises in simple cubic lattice. If edge length of the unit cell is $$3\mathop A\limits^o$$, with density $$8 \mathrm{~g} / \m...
MHT CET 2020 16th October Morning Shift
A compound has fcc structure. If density of unit cell is $$3.4 \mathrm{~g} \mathrm{~cm}^{-3}$$, what is the edge length of unit cell?
(Molar mass $$=9...
MHT CET 2020 16th October Morning Shift
Xenon crystallises in fcc lattice and the edge length of unit cell is 620 pm. What is the radius of Xe atom?
MHT CET 2019 3rd May Morning Shift
If a metal crystallises in bcc structure with edge length of unit cell $4.29 \times 10^{-8} \mathrm{~cm}$ the radius of metal atom is
MHT CET 2019 3rd May Morning Shift
Which among the following statements is true about Schottky defect?
MHT CET 2019 2nd May Evening Shift
How many total constituent particles are present in simple cubic unit cell?
MHT CET 2019 2nd May Evening Shift
The percentage of unoccupied volume in simple cubic cell is
MHT CET 2019 2nd May Morning Shift
Which among the following pairs of compounds is not isomorphous?
MHT CET 2019 2nd May Morning Shift
Which among the following solids shows Frenkel defect?
MHT CET 2019 2nd May Morning Shift
Which among the following compounds in crystalline form is used for making Nicol's prism?