Define atomic number
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Aᴛᴏᴍɪᴄ ɴᴜᴍʙᴇʀ, ᴛʜᴇ ɴᴜᴍʙᴇʀ ᴏғ ᴀ ᴄʜᴇᴍɪᴄᴀʟ ᴇʟᴇᴍᴇɴᴛ ɪɴ ᴛʜᴇ ᴘᴇʀɪᴏᴅɪᴄ sʏsᴛᴇᴍ, ᴡʜᴇʀᴇʙʏ ᴛʜᴇ ᴇʟᴇᴍᴇɴᴛs ᴀʀᴇ ᴀʀʀᴀɴɢᴇᴅ ɪɴ ᴏʀᴅᴇʀ ᴏғ ɪɴᴄʀᴇᴀsɪɴɢ ɴᴜᴍʙᴇʀ ᴏғ ᴘʀᴏᴛᴏɴs ɪɴ ᴛʜᴇ ɴᴜᴄʟᴇᴜs. ... Aᴄᴄᴏʀᴅɪɴɢʟʏ, ᴛʜᴇ ɴᴜᴍʙᴇʀ ᴏғ ᴘʀᴏᴛᴏɴs, ᴡʜɪᴄʜ ɪs ᴀʟᴡᴀʏs ᴇϙᴜᴀʟ ᴛᴏ ᴛʜᴇ ɴᴜᴍʙᴇʀ ᴏғ ᴇʟᴇᴄᴛʀᴏɴs ɪɴ ᴛʜᴇ ɴᴇᴜᴛʀᴀʟ ᴀᴛᴏᴍ, ɪs ᴀʟsᴏ ᴛʜᴇ ᴀᴛᴏᴍɪᴄ ɴᴜᴍʙᴇʀ.
Hᴏᴘᴇ ɪᴛ ʜᴇʟᴘs..... ❤❤
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The atomic number or proton number (symbol Z) of a chemical element is the number of protons found in the nucleus of every atom of that element. The atomic number uniquely identifies a chemical element. It is identical to the charge number of the nucleus.
Explanation:
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