a Why does presence of excess of lithium makes LiCl crystals pink 2 b A solid with cubic crystal is made of two elements P and Q Atoms of Q are at the corners of the cube and P at the body centre What is the formula of the compound CBSE Class12 Chemistry 2013
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(a) Why does presence of excess of lithium makes LiCl crystals pink ? 2 (b) A solid with cubic crystal is made of two elements P and Q. Atoms of Q are at the corners of the cube and P at the body-centre. What is the formula of the compound ? CBSE- Class12- Chemistry 2013

CBSE- Class12- Chemistry 2013


By:Fututron

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(a) Presence of metal excess defect results due to presence of e – at the position of –ve ions this results in generation of F-centre and LiCl become pink.

(b)


Effective P atoms = 1
Effective Q atoms = 1/8 × 8 = 1
Formula of compound is PQ


13priya

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