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The sum of protons, electrons and neutrons in the heaviest isotope of hydrogen is
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The correct answer is:
4
The heaviest isotope of hydrogen is Tritium. Tritium, also denoted as 'H or $\mathrm{T}$, contains:
1 proton
1 electron
2 neutrons 1
So, the sum of protons, electrons, and neutrons in Tritium is $1+1+2=4$. Therefore, the answer to your question is 4 .
1 proton
1 electron
2 neutrons 1
So, the sum of protons, electrons, and neutrons in Tritium is $1+1+2=4$. Therefore, the answer to your question is 4 .
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