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Byju's Answer
Standard IX
Chemistry
Extraction of Copper
Which of the ...
Question
Which of the following pair is correct ?
A
Melachite Copper
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B
Siderite Iron
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C
Galena Lead
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D
All of these
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Solution
The correct option is
D
All of these
Melachite
→
C
u
2
C
O
3
(
O
H
)
2
→
C
u
Siderite
→
F
e
C
O
3
→
F
e
Galena
→
P
b
s
→
P
b
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