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Question
নিম্নের কোন বিক্রিয়ায় অম্লীয় মূলকের সংযোজন হয়েছে ?
H
g
C
l
2
(
s
)
+
H
g
(
l
)
→
H
g
z
C
l
2
(
s
)
2
N
a
+
C
l
2
→
2
N
a
C
l
(
s
)
4
H
C
l
(
a
q
)
+
M
n
O
2
(
s
)
→
M
n
C
l
2
(
a
q
)
+
C
l
2
(
g
)
+
2
H
2
O
(
l
)
Z
n
(
s
)
+
H
2
S
O
4
(
a
q
)
→
Z
n
S
O
4
(
a
q
)
+
H
2
(
g
)
ANSWER : 4
Descrption
<p style="margin-left:0px;">HgCl<sub>2</sub>(s) + Hg(l) → Hg<sub>2</sub>Cl<sub>2</sub>(s) ; এখানে তড়িৎধনাত্বক মৌল সংযোজন হয়েছে।</p><p style="margin-left:0px;">2Na + Cl<sub>2</sub> → 2NaCl(s) ; এখানে তড়িৎ ঋনাত্বক মৌল সংযোজন হয়েছে।</p><p style="margin-left:0px;">4HCl(aq) + MnO<sub>2</sub>(s) → MnCl<sub>2</sub>(aq) + Cl<sub>2</sub>(g) + 2H<sub>2</sub>O(l) ; এখানে H অপসারিত হয়েছে ও HCl এর জারণ ঘটেছে।</p><p style="margin-left:0px;"> </p><p style="margin-left:0px;"> অপশন 'D' তে অম্লীয় মূলকের সংযোজন হয়েছে।</p>
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