The position of some metals in the electrochemical series in dectreasing electropositeve character is given as ` Mg gt Al gt Zn gt Cu gt Ag`. What will happen if a copper spoon is used to stir a solution of aluminimum nitrate ?
A
The spoon gets coated with aluminium
B
Aan alloy of aluminium and copper is formed
C
No reaction occurs
D
The solution starts turning blue
Text Solution
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The correct Answer is:
C
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(a) What is the activity series of metals ? Arrange the metals Zn, Mg, Al, Cu and Fe in a decreasing order of reactivity. (b) What would you observe when you put (i) some zinc pieces into blue copper sulphate solution ? (ii) some copper pieces into green ferrous sulphate solution ? (c ) Name a metal which combines with hydrogen gas. Name the compound formed.
