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Standard XII
Chemistry
Sulphuric Acid
The metal whi...
Question
The metal which does not react with water or dilute
H
2
S
O
4
but reacts with concentrated
H
2
S
O
4
is ________.
(
A
l
/
C
u
/
Z
n
/
F
e
)
.
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Solution
The metal which does not react with water or dilute
H
2
S
O
4
but reacts with concentrated
H
2
S
O
4
is
C
u
.
C
u
+
2
H
2
S
O
4
(conc.)
→
C
u
S
O
4
+
2
H
2
O
+
S
O
2
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