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Practice Book for KVPY Aptitude Test - Stream SX Chemistry>Chapter 5 - Solid State>Exercise>Q 27

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The tetrahedral voids formed by $CCP$ arrangement of ${Cl}^{-}$ ions in rock salt structure are

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Important Questions on Solid State

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Practice Book for KVPY Aptitude Test - Stream SX Chemistry>Chapter 5 - Solid State>Exercise>Q 28

Which of the following expressions is correct in the case of a sodium chloride unit cell

(edge length = a)

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Practice Book for KVPY Aptitude Test - Stream SX Chemistry>Chapter 5 - Solid State>Exercise>Q 29

MgO

exists in a rock-salt type unit cell. Each

{Mg}^{+ 2}

ion will be in contact with:

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Practice Book for KVPY Aptitude Test - Stream SX Chemistry>Chapter 5 - Solid State>Exercise>Q 30

Zinc Oxide, white in colour at room temperature, acquires yellow colour on heating due to:

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Practice Book for KVPY Aptitude Test - Stream SX Chemistry>Chapter 5 - Solid State>Exercise>Q 31

BaO

has a rock-salt type structure. When subjected to high pressure, the ratio of the coordination number of

{Ba}^{+ 2}

ion to

O^{- 2}

changes to

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Practice Book for KVPY Aptitude Test - Stream SX Chemistry>Chapter 5 - Solid State>Exercise>Q 32

Caesium chloride structure on heating to

760 K

changes into ______.

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Practice Book for KVPY Aptitude Test - Stream SX Chemistry>Chapter 5 - Solid State>Exercise>Q 33

The ionic radii of

{Rb}^{+}

and

I^{-}

are

1.46 \overset{\circ}{A}

and

2.16 \overset{\circ}{A}

. The most probable type of structure exhibited by it is _______.

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Practice Book for KVPY Aptitude Test - Stream SX Chemistry>Chapter 5 - Solid State>Exercise>Q 34

What type of crystal defect is indicated in the diagram below?

${Na}^{+}$	${Cl}^{-}$	${Na}^{+}$	${Cl}^{-}$	${Na}^{+}$	${Cl}^{-}$
${Cl}^{-}$		${Cl}^{-}$	${Na}^{+}$		${Na}^{+}$
${Na}^{+}$	${Cl}^{-}$		${Cl}^{-}$	${Na}^{+}$	${Cl}^{-}$
${Cl}^{-}$	${Na}^{+}$	${Cl}^{-}$	${Na}^{+}$		${Na}^{+}$

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Practice Book for KVPY Aptitude Test - Stream SX Chemistry>Chapter 5 - Solid State>Exercise>Q 35

In the Schottky defect,

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The tetrahedral voids formed by CCP arrangement of Cl- ions in rock salt structure are

Important Questions on Solid State

Learn and Prepare for any exam you want !

The tetrahedral voids formed by $CCP$ arrangement of ${Cl}^{-}$ ions in rock salt structure are