This chapter is currently out of syllabus
1
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
The number of carbon atoms per unit cell of diamond unit cell is
A
6
B
1
C
4
D
8
2
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Structure of a mixed oxide is cubic close packed (ccp). The cubic unit cell of mixed oxide is composed of oxide ions. One fourth of the tetrahedral voids are occupied by divalent metal A and the octahedral voids are cooupied by a monovalent metal B. The formula of the oxide is
A
ABO2
B
A2BO2
C
A2B3O4
D
AB2O2
3
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
A metal crystallises with a face-centred cubic lattice. The edge of the unit cell is 408 pm. The diameter of the metal atom is
A
288 pm
B
408 pm
C
144 pm
D
204 pm
4
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
The number of octahedral void(s) per atom present in a cubic close-packed structure is
A
1
B
3
C
2
D
4
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