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Question

PbF4, PbCl4 exists but PbBr4 and PbI4 do not exist because of:

A
Large size of Br and I
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B
Strong oxidising character of Pb4+
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C
Strong reducing character of Pb4+
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D
Low electronegativity of Br and I
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Solution

The correct option is B Strong oxidising character of Pb4+
Pb4+ is a strong oxidising agent, as it has tendency to change to Pb2+, So it oxidises and Br and I to Br2 and I2 respectively.

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