Question

what are nucleons how many nucleons are present in phosphorus

Answer 1

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31 ɴᴜᴄʟᴇᴏʟᴜs

$\implies$ᴛʜᴇ ᴘʀᴏᴛᴏɴs ᴀɴᴅ ɴᴇᴜᴛʀᴏɴs ᴘʀᴇsᴇɴᴛ ɪɴ ɴᴜᴄʟᴇᴜs ᴀʀᴇ ᴄᴀʟʟᴇᴅ ɴᴜᴄʟᴇᴏɴs. ᴛʜᴇʀᴇ ᴀʀᴇ 31 ɴᴜᴄʟᴇᴏɴs ᴘʀᴇsᴇɴᴛ ɪɴ ᴀ sɪɴɢʟᴇ ᴘʜᴏsᴘʜᴏʀᴜs ᴀᴛᴏᴍ..

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Answer 2

Protons and neutrons in the nucleus are collectively known as nucleons.

In phosphorus atom protons are 15 and neutrons are 16 hence the no. of nucleons is 31

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