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JEE · NEET Previous Year Question

$Deuterium resembles hydrogen in properties but :$

Topic: JEE PYQ

Answer: A. Full step-by-step solution below.

A $reacts slower than hydrogen$
B $reacts vigorously than hydrogen$
C $reacts just as hydrogen$
D $emits β^{+} particles$

Correct answer: A

Solution

(a) The bond dissociation energy of D_{2} is greater than H_{2} and therefore D_{2} reacts slower than H_{2} .

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