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Byju's Answer
Standard X
Chemistry
Formation of NaCl Lattice
The positions...
Question
The positions of
N
a
+
ions in NaCl structure are:
A
corners of the cube
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B
body centre of the cube
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C
edge centres of the cube
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D
Both B and C
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Solution
The correct option is
D
Both B and C
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Similar questions
Q.
For a NaCl unit cell, the
N
a
+
occupies the edge centres and body centred positions of cube while
C
l
−
occupies the corners and face centres of the cube.
Which is the correct expression for determining packing fraction (P.F.) of NaCl unit cell, if ions along an edge diagonal are absent?
Q.
If
A
l
3
+
ions replace
N
a
+
ions at the edge centres of
N
a
C
l
lattice, then the number of vacancies in 1 mole of
N
a
C
l
will be:
Q.
The number of second nearest Na+ ions neighbour of a Na+ ion in NaCl structure is
Q.
A crystal of sodium hydride has an fcc unit cell of
H
−
ions with
Na
+
ions at the body centres of a unit cell and in the centre of edges. The number of
H
−
that touch each
Na
+
is:
Q.
The positions of
C
l
−
ions in NaCl structure are :
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