Questions  

Which of the following is incorrect for H2, D2 and T2?

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By Expert Faculty of Sri Chaitanya
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a
Their physical properties differ considerably due to large difference of their masses.
b
Chemical properties are almost same due to same electronic configurations 1s1 of  11H, 12H and 13H.
c
13H disintegrates producing  23H high energy β-particles.
d
Their rates of reactions differ due to different bond enthalpies.
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detailed solution

Correct option is C

H 13 → β -10 (of low energy) +He 23

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