How does the atomic size vary as we go down a group and move left to right in a period ? Give reason.
Answers
Answered by
29
Answer:
ɪɴ ɢᴇɴᴇʀᴀʟ, ᴛʜᴇ ᴀᴛᴏᴍɪᴄ ʀᴀᴅɪᴜs ᴅᴇᴄʀᴇᴀsᴇs ᴀs ᴡᴇ ᴍᴏᴠᴇ ғʀᴏᴍ ʟᴇғᴛ ᴛᴏ ʀɪɢʜᴛ ɪɴ ᴀ ᴘᴇʀɪᴏᴅ ᴡɪᴛʜ ᴀɴ ɪɴᴄʀᴇᴀsᴇ ɪɴ ɴᴜᴄʟᴇᴀʀ ᴄʜᴀʀɢᴇ ᴏғ ᴛʜᴇ ᴇʟᴇᴍᴇɴᴛ. ... ᴛʜᴇ ᴀᴛᴏᴍɪᴄ ʀᴀᴅɪᴜs ɪɴᴄʀᴇᴀsᴇs ᴡʜᴇɴ ᴡᴇ ɢᴏ ᴅᴏᴡɴ ᴀ ɢʀᴏᴜᴘ ʙᴇᴄᴀᴜsᴇ ᴏғ ᴛʜᴇ ᴀᴅᴅɪᴛɪᴏɴ ᴏғ ᴇxᴛʀᴀ sʜᴇʟʟ.
Explanation:
ɪғ ɪᴛ's ʜᴇʟᴘs,ᴛʜᴇɴ ᴘʟᴇᴀsᴇ ғᴏʟʟᴏᴡ ᴍᴇ
Answered by
11
Explanation:
As we go across a period, the atomic radius decreases, that is, the atom is smaller. The outer electrons are closer to the nucleus and more strongly attracted to the center.✔️
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