ThePrismSolutions

ThePrismSolutions

DAILY PRACTICE PAPER(12Th June 2018)

Q.) Which one is called psedo solid -

a) CaF2   b) Glass
c) NaCl   d) All

Q.) Graphite is an example of - :

a) Ionic solid       b) Covalent solid
c) Molecular solid   d) Metallic crystal

Q.) The space occupied by B.C.C arrangement is approx -

a) 50%   b) 68%
c) 74%   d) 56% 

Q.) The number of atoms/molecules contained in one face centerd cubic unit cell of a monoatomic substance is -

(a) 4   (b) 6
(c) 8   (d) 12

Q.) 6:6 of NaCl Coordinations changes to 8 : 8 coordination on -

(a) Applying High P   (b) Increase in temperature
(c) Both (A) and (B)   (d) NO effect on coordination



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