MHT CET 2025 22nd April Evening Shift | Solid State Question 23 | Chemistry

Calculate the number of atoms present in 1 g of an element if it forms fcc unit cell structure. $\left[\rho \times \mathrm{a}^3=6.8 \times 10^{-22} \mathrm{~g}\right]$

$7.125 \times 10^{21}$

$4.548 \times 10^{21}$

$6.815 \times 10^{21}$

$5.882 \times 10^{21}$

MHT CET 2025 22nd April Morning Shift

MCQ (Single Correct Answer)

-0

Calculate the volume occupied by all particles in fcc unit cell if volume of unit cell is $1.6 \times 10^{-23} \mathrm{~cm}^3$.

$4.088 \times 10^{-23} \mathrm{~cm}^3$

$2.156 \times 10^{-23} \mathrm{~cm}^3$

$1.184 \times 10^{-23} \mathrm{~cm}^3$

$3.226 \times 10^{-23} \mathrm{~cm}^3$

MHT CET 2025 22nd April Morning Shift

MCQ (Single Correct Answer)

-0

Which from following dopants is used in germanium to produce p-type semiconductor?

MHT CET 2025 22nd April Morning Shift

MCQ (Single Correct Answer)

-0

Calculate the number of unit cell in $1 \mathrm{~cm}^3$ volume of metal if volume of unit cell is $3.448 \times 10^{-23} \mathrm{~cm}^3$

$2.5 \times 10^{22}$

$3.2 \times 10^{22}$

$2.9 \times 10^{22}$

$3.7 \times 10^{22}$

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Chemistry

Physical Chemistry

Some Basic Concepts of Chemistry Atomic Structure States of Matter Thermodynamics Chemical Equilibrium Ionic Equilibrium Liquid Solution Redox Reactions Surface Chemistry Solid State Electrochemistry Chemical Kinetics Nuclear Chemistry

Inorganic Chemistry

Periodic Table and Periodicity Chemical Bonding and Molecular Structure Metallurgy Hydrogen and It's Compounds s-Block Elements p-Block Elements d and f Block Elements Coordination Compounds Environmental Chemistry

Organic Chemistry

IUPAC Nomenclatures General Organic Chemistry Isomerism Hydrocarbons Haloalkanes and Haloarenes Alcohol, Phenols and Ethers Aldehyde and Ketone Carboxylic Acids and Its Derivatives Compounds Containing Nitrogen Polymers Biomolecules Chemistry in Everyday Life Practical Organic Chemistry