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Byju's Answer
Standard XII
Chemistry
Reactivity with Halogens and Hydrogen (Group 2)
X + C + Cl2 Y...
Question
X
+
C
+
C
l
2
H
i
g
h
t
e
m
p
−
−−−−−
→
Y
+
C
O
Y
+
2
H
2
O
→
Z
+
2
H
C
l
Compound
Y
is found in polymeric chain structure and is an electron deficient molecule. The compound
Y
is:
A
B
e
O
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B
B
e
C
l
2
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C
B
e
(
O
H
)
2
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D
B
e
O
.
B
e
(
O
H
)
2
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Solution
The correct option is
B
B
e
C
l
2
Beryllium chloride is found in polymeric chain structure and it is electron deficient molecule.
B
e
O
+
C
+
C
l
2
→
B
e
C
l
2
+
C
O
B
e
C
l
2
+
2
H
2
O
→
B
e
C
l
(
O
H
)
+
H
C
l
Thus compound
Y
is
B
e
C
l
2
.
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Similar questions
Q.
X
+
C
+
C
l
2
H
i
g
h
t
e
m
p
e
r
a
t
u
r
e
−
−−−−−−−−−
→
o
f
a
b
o
u
t
100
K
Y
+
C
O
Y
+
2
H
2
O
→
Z
+
2
H
C
l
.
Compound Y is found in polymeric chain structure and is an electron deficient. Molecule Y must be :
Q.
X
+
C
+
C
l
2
High Temp.
−
−−−−−−
→
Y
+
C
O
Y
+
2
H
2
O
→
Z
+
2
H
C
l
Compound Y is found in polymeric structure and is an electron deficient molecule. The compound Y is:
Q.
An oxide of alkaline earth metal [X] reacts with C and
C
l
2
to give compound Y. Y found in polymeric chain structure and is electron deficient molecule. The compound
Y
is
B
e
O
+
C
+
C
l
2
→
Y
+
C
O
Q.
An oxide of alkaline earth metals (x) reacts with C and
C
l
2
to give a compound Y. Y is found in polymeric chain structure and is electron deficient molecule. The compound Y is:
Q.
When
B
e
C
l
2
is hydrolysed, there is formation of fumes.
B
e
C
l
2
+
2
H
2
O
→
B
e
(
O
H
)
2
+
2
H
C
l
H
C
l
causes fumes formation.
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