Question

write the number of protons electron and neutrons present in sodium (NE)atom​

Answer 1

Answer:

proton . 11

electron. 11

Answer 2

Atomic no.of sodium is 11.So,sodium has 11 protons and because it is neutral it has 11 electrons.The mass no. of an element tells us the no.of protons AND neutrons in an atom.

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