Chemistry, asked by royr51640, 5 months ago

why copper has exceptional electronic configuration?

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Answered by Anonymous

39

ᴡʜʏ ᴀʀᴇ ᴄᴏᴘᴘᴇʀ ᴀɴᴅ ᴄʜʀᴏᴍɪᴜᴍ ᴇxᴄᴇᴘᴛɪᴏɴs?

ᴡʜᴇɴ ᴅᴏɪɴɢ ᴛʜᴇ ᴇʟᴇᴄᴛʀᴏɴ ᴄᴏɴғɪɢᴜʀᴀᴛɪᴏɴs ғᴏʀ ᴛʜᴇsᴇ ᴇʟᴇᴍᴇɴᴛs, ᴛʜᴇʏ ᴀʀᴇ ᴇxᴄᴇᴘᴛɪᴏɴs ᴛᴏ ᴛʜᴇ ɢᴇɴᴇʀᴀʟ ʀᴜʟᴇ ʙᴇᴄᴀᴜsᴇ ᴀ ᴄᴏᴍᴘʟᴇᴛᴇʟʏ ғᴜʟʟ ᴏʀ ʜᴀʟғ ғᴜʟʟ ᴅ sᴜʙ-ʟᴇᴠᴇʟ ɪs ᴍᴏʀᴇ sᴛᴀʙʟᴇ ᴛʜᴀɴ ᴀ ᴘᴀʀᴛɪᴀʟʟʏ ғɪʟʟᴇᴅ ᴅ sᴜʙ-ʟᴇᴠᴇʟ, sᴏ ᴀɴ ᴇʟᴇᴄᴛʀᴏɴ ғʀᴏᴍ ᴛʜᴇ 4s ᴏʀʙɪᴛᴀʟ ɪs ᴇxᴄɪᴛᴇᴅ ᴀɴᴅ ʀɪsᴇs ᴛᴏ ᴀ 3d ᴏʀʙɪᴛᴀʟ.

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