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Deuterium nucleus consists of

(a) 2 protons only
(b) one neutron
(c) one proton and one neutron
(d) 2 protons and one neutron



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₁H² is the symbol of deuterium 
atomic number is 1
mass number is 2
number of protons 1
number of electrons 1
number of neutrons 2-1 is 1
Correct answer is option (c) one proton and one neutron
0 0 0
Deuterium contains one proton and one neutron
0 0 0
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