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DB_2023
HSC - রসায়ন ২য় পত্র
→
অধ্যায়-০৪ঃ তড়িৎ রসায়ন
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All Topics
P
t
,
1
2
H
2
(
g
)
/
H
+
(
a
q
)
∥
C
u
2
+
(
a
q
)
/
C
u
(
s
)
.
E
C
u
2
+
(
a
q
)
/
C
u
(
s
)
0
=
+
0.34
V
\mathrm{Pt}, \frac{1}{2} \mathrm{H}_{2}(\mathrm{~g}) / \mathrm{H}^{+}(\mathrm{aq}) \| \mathrm{Cu}^{2+}(\mathrm{aq}) / \mathrm{Cu}(\mathrm{s}) . \mathrm{E}_{\mathrm{Cu}^{2+}(\mathrm{aq}) / \mathrm{Cu}(\mathrm{s})}^{0}=+0.34 \mathrm{~V}
Pt
,
2
1
H
2
(
g
)
/
H
+
(
aq
)
∥
Cu
2
+
(
aq
)
/
Cu
(
s
)
.
E
Cu
2
+
(
aq
)
/
Cu
(
s
)
0
=
+
0.34
V
কোষটির জন্য ইএমএফ এর মান কোনটি?
A.
0.00V
B.
+0.34V
C.
-0.34V
D.
+0.17V
Guide Answer
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