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Subjects
Science State Board
Class 10
Periodic Classifications of elements
Metallurgy of Aluminium, Copper and Iron
16.
To find the required answer: Copper
Exercise condition:
6
m.
Find what is A, B, and C.
1.
A is a reddish-brown metal, in the presence of B and moisture, A gets coated with a green layer of basic C. Find what A, B and C is.
A.
Pig iron
Aluminium
Iron
Copper
B.
\(Al(OH)_3\)
\(2Al_2OH\)
\(Fe_2O_3\)
\(CO_2\)
C.
Copper carbonate
\(2Al_2OH\)
\(Al(OH)_3\)
\(Fe_2O_3\)
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