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Byju's Answer
Standard XII
Chemistry
Prevention of Corrosion
Which ions do...
Question
Which ions does
N
a
C
l
composed of ?
A
N
a
+
,
C
l
−
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B
N
a
−
,
C
l
+
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C
N
a
+
,
C
l
+
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D
N
a
−
,
C
l
−
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Solution
The correct option is
A
N
a
+
,
C
l
−
N
a
C
l
is composed of
N
a
+
and
C
l
−
ions
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Similar questions
Q.
What type of crystal defect is indicated in the diagram below?
N
a
+
C
l
−
N
a
+
C
l
−
N
a
+
C
l
−
C
l
−
C
l
−
N
a
+
N
a
+
N
a
+
C
l
−
C
l
−
N
a
+
C
l
−
C
l
−
N
a
+
C
l
−
N
a
+
N
a
+
Q.
What type of crystal defects is indicated in the diagram
given below?
N
a
+
C
l
−
N
a
+
C
l
−
N
a
+
C
l
−
C
l
−
□
C
l
−
N
a
+
□
N
a
+
N
a
+
C
l
−
□
N
a
+
C
l
−
C
l
−
C
l
−
N
a
+
C
l
−
N
a
+
□
N
a
+
Q.
Given:
N
a
C
l
(
s
)
+
a
q
⟶
N
a
⊕
(
a
q
)
+
C
l
⊖
Δ
H
=
3.9
k
J
N
a
⊕
(
g
)
+
C
l
⊖
(
g
)
⟶
N
a
C
l
(
s
)
Δ
H
=
−
788
k
J
C
l
⊖
(
g
)
+
a
q
⟶
C
l
⊖
(
a
q
)
Δ
H
=
−
394.1
k
J
Then the enthalpy of hydration of
N
a
⊕
ions is :
Q.
Which one of following species are isoelectronic?
S
2
−
,
N
a
+
,
C
a
2
+
,
C
l
−
Q.
What is the minimum distance between two
N
a
+
ions which are present along the edges in an ideal NaCl type crystal? Let,
r
N
a
+
= radius of Na
+
and
r
C
l
−
= radius of
C
l
−
.
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