10 questions
-------- set of integers used to describe planes in a crystal
symmetry elements
weiss indices
miller indices
term symbols
Who was awarded Nobel prize for X-ray diffraction?
W.H .Bragg
W.L.Bragg
Von Laue
J.M.Lehn
In CsCl the coordination number is ------
8:8
6:6
4:4
8:4
Zinc blende is otherwise called as-----
Wurtzite
graphite
graphene
sphalerite
In CaF2 cations are placed in-----
all the Oh holes
half of the Oh holes
all the Td holes
half of the Td holes
the coordination number of Ti in Rutile is ----
8
6
4
3
The limiting value of CsCl. is----
0.732
1.0
0.93
0.414
In wurtzite sulphide ions have ----- arrangement
HCP
CCP
BCC
Primitive
Ni forms ------ in Nickel arsenide
CCP
HCP
Simple
BCC
Na2O is ------------ type of crystal
BCC
Fluorite
Antifluorite
Rutile