Chemistry, asked by Manas6495, 9 months ago

Lead is not affected by dil. HCl in cold because
(a) Pb is less electronegative than H
(b) PbO film is formed which resists chemical attack by
acid
(c) A protective coating of PbCl₂ is formed on Pb surface
(d) PbO₂ film is always present on Pb surface, which resist
chemical attack

Answers

Answered by classofankur
3

Answer:

c) a protective coating of PbCl2 is formed

Answered by MotiSani
1

1. Lead is not affected by dil. HCl in cold because Pb is less electronegative than H.

2. In the list of elctronegativity pb comes below H.

3. Reactions at the top has the tendency to proceed in the forward direction (reduction) and the reactions below are tendency to proceed in the reverse direction(oxidation).

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