Question

WHAT IS THE RELATION OF ELECTRONIC STRUCTUR OF AN ATOM WITH ITS POSITION IN MODERN PERIODIC TABLE​

Answer 1

Answer:

The position of an atom/element in the periodic table is related to the number of electrons in the outermost shell. In a given column or group, all elements have the same number of electrons in their outermost shells. For example, in group 2, all elements have two electrons in their outermost shell.

Answer 2

ᴇʟᴇᴄᴛʀᴏɴɪᴄ ᴄᴏɴғɪɢᴜʀᴀᴛɪᴏɴ ᴏғ ᴀɴ ᴇʟᴇᴍᴇɴᴛ ɢɪᴠᴇs ᴛʜᴇ ɪɴғᴏʀᴍᴀᴛɪᴏɴ ᴏғ ᴠᴀʟᴇɴᴄᴇ ᴇʟᴇᴄᴛʀᴏɴs ᴀɴᴅ ɴᴜᴍʙᴇʀ ᴏғ sʜᴇʟʟ ᴘʀᴇsᴇɴᴛ ɪɴ ᴛʜᴇ ᴇʟᴇᴍᴇɴᴛ. ᴡᴇ ɢᴇᴛ ᴛʜᴇ ɪɴғᴏʀᴍᴀᴛɪᴏɴ ᴏғ ɢʀᴏᴜᴘ ɴᴜᴍʙᴇʀ ᴀғᴛᴇʀ ᴋɴᴏᴡɪɴɢ ᴠᴀʟᴇɴᴄᴇ ᴇʟᴇᴄᴛʀᴏɴs. 

ᴛʜᴇ ɴᴜᴍʙᴇʀ ᴏғ sʜᴇʟʟs ᴘʀᴇsᴇɴᴛ ɪɴ ᴀɴ ᴇʟᴇᴍᴇɴᴛ ɪs ᴇǫᴜᴀʟ ᴛᴏ ᴛʜᴇ ᴘᴇʀɪᴏᴅ ɴᴜᴍʙᴇʀ. ᴛʜᴜs, ʙʏ ᴋɴᴏᴡɪɴɢ ᴇʟᴇᴄᴛʀᴏɴɪᴄ ᴄᴏɴғɪɢᴜʀᴀᴛɪᴏɴ ᴡᴇ ᴋɴᴏᴡ ᴛʜᴇ ɢʀᴏᴜᴘ ɴᴜᴍʙᴇʀ ᴀɴᴅ ᴘᴇʀɪᴏᴅ ɴᴜᴍʙᴇʀ ᴏғ ᴀɴ ᴇʟᴇᴍᴇɴᴛ, ᴀɴᴅ ᴛʜᴇ ᴘᴏsɪᴛɪᴏɴ ᴏғ ᴀɴ ᴇʟᴇᴍᴇɴᴛ ɪɴ ᴛʜᴇ ᴘᴇʀɪᴏᴅɪᴄ ᴛᴀʙʟᴇ.

࿇ ══━━━✥◈✥━━━══ ࿇