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Which of the following statements about ...

Which of the following statements about hydrogen is incorrect?

A

Hydrogen never acts as cation in ionic salts

B

Hydronium ion, `H_3O^+` exists freely in solution

C

Dihydrogen does not act as a reducing agent

D

Hydrogen has three isotopes of which tritium is the most common

Text Solution

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The correct Answer is:
C, D

For ionic salts, hydrogen never behaves as cation, but behaves as anion `(H^-)`
`H_3O^+` exists freely is solution
Dihydrogen acts as a reducing agent
Hydrogen has three isotopes.
Protium `(._1^1H)`
Deuterium `(._2^1H)`
Tritium `(._1^3H)`
Protium is the most common isotopes of hydrogen with an abundance of 99.98%.
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