The number of neutrons in heavy hydrogen is . | vedclass

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(B) Heavy hydrogen is known as deuterium ($^2_1H$ or $D$).In deuterium,the atomic number $(Z)$ is $1$ and the mass number $(A)$ is $2$.The number of n

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$1$

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(B) Heavy hydrogen is known as deuterium ($^2_1H$ or $D$).In deuterium,the atomic number $(Z)$ is $1$ and the mass number $(A)$ is $2$.The number of neutrons $(n)$ is calculated as $n = A - Z$.Therefore,$n = 2 - 1 = 1$.

The number of neutrons in heavy hydrogen is ......... .

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