Hydrogen And Its Compounds Question 156

Question: The sum of protons, electrons and neutrons in the heaviest isotope of hydrogen is

Options:

A) 6

B) 5

C) 4

D) 3

Show Answer

Answer:

Correct Answer: C

Solution:

$ _1H^{3} $ has 3 nucleons (1 proton + 2 neutrons) and one electron so sum of these is 3 + 1 = 4.