What is the difference between the number of neutrons of $_{1}^{2} H$ and $_{1}^{3} H$ ?

1

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2

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3

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0

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Solution

The correct option is A $1$
A
$_{1} H^{2}$
Mass number : 2
Change number : 1
It has one electron, one proton and one neutron.

$_{1} H^{3}$
Mass number : 3
Change number :1
It has one electron, one proton and two neutrons.
So the difference is 1.

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Similar questions

Calculate the Q-values of the following fusion reactions:

(a) $_{1}^{2} H +_{1}^{2} H \to_{1}^{3} H +_{1}^{1} H$

(b) $_{1}^{2} H +_{1}^{2} H \to_{3}^{2} H e + n$

Atomic masses are $m (_{1}^{2} H e) = 2.014102 u, m (_{1}^{3} H e) = 3.016049 u, m (_{2}^{3} H e) = 3.016029 u, m (_{2}^{4} H e) = 4.002603 u$ .

_{1}^{1} H,_{1}^{2} H

_{1}^{3} H

$_{1}^{1} H$ , $_{1}^{2} H$ and $_{1}^{3} H$ differ in their

_{1}^{2} H +_{1}^{3} H \to_{0}^{1} n +

1

H_{2} O

_{1}^{2} H

_{1}^{2} H

\to

_{1}^{3} H

p

1.5 \times 10^{2}

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