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Q.

Which of the following metals is less reactive than hydrogen?

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a

Lead

b

Copper

c

Magnesium

d

Zinc

answer is A.

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Detailed Solution

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  • The order is followed by the reactivity series.
  • Fe > Pb > H > Cu
  • In the activity series, copper is positioned below hydrogen.
  • Copper hence has a lower reactivity than hydrogen.
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