Question

Nucleus is the central part of an atom- i) Nucleus has always proton and neutron. ii) Nucleon number includes both proton and neutron. iii) Size of nucleus increases with atomic number. iv) Mass number is the sum number of protons and number of neutrons. Determine the correct combination-​

Answer 1

i, iii, and iv is the correct combination.

I hope this helps you.

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Answer 2

Answer:

The correct combination is (ii) and (iv)

Because the mass number is determined by the number of protons and neutrons which are collectively called as nucleons......

Hope it helps....mate.

All the options are correct but the correct pair matching the relationship must be the answer