MHT CET 2026 19th April Evening Shift | Solid State Question 10 | Chemistry

In ionic solid, anions are arranged in hcp array and cations occupy $\dfrac{1}{2}$ tetrahedral voids. What is the formula of ionic compound ?
[Consider A = Cation ; B = anion]

$\text{AB}_2$

$\text{AB}$

$\text{A}_2\text{B}$

$\text{AB}_3$

MHT CET 2026 19th April Morning Shift

MCQ (Single Correct Answer)

-0

Gold crystallizes as fcc unit cell, the edge length of unit cell is $408$ pm. What is the radius of gold atom?

$86.6$ pm

$115.4$ pm

$144.2$ pm

$175.2$ pm

MHT CET 2026 19th April Morning Shift

MCQ (Single Correct Answer)

-0

What is the number of tetrahedral voids present in $0.5$ mole of compound forming hcp structure?

$1.223 \times 10^{23}$

$3.628 \times 10^{23}$

$4.487 \times 10^{23}$

$6.022 \times 10^{23}$

MHT CET 2026 18th April Evening Shift

MCQ (Single Correct Answer)

-0

Calculate the number of unit cell in $0.5$ g metal if the product of volume and density of unit cell is $6.65 \times 10^{-23}$ g

$6.340 \times 10^{21}$

$7.518 \times 10^{21}$

$5.625 \times 10^{21}$

$8.492 \times 10^{21}$

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Chemistry

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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

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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

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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