Question

The correct statement in the following is

Accepted Answer

The unit cell having crystal parameters, is hexagonal $a = b 
e c,\alpha = {m{\beta }} = 90{m{^\circ }},{m{\gamma }} = 120{m{^\circ }}$ is hexagonal

Answer

The ionic crystal of ${\rm{AgBr}}$ has Schottky defect

Answer

The coordination number of ${\rm{N}}{{\rm{a}}^{\rm{ + }}}$ ion in NaCl is 4

Answer

In ionic compounds having Frenkel defect, the ratio $\frac{{{r_ + }}}{{{r_ - }}}$ is high

NEET UG CHEMISTRY MCQ: SOLID STATE

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