what is the common in elements belonging to same period in periodic table
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Explanation:
✒ Elements .
Elements that belong to the same period have same number of atomic orbitals because they have same Principle Quantum Number. Hence, the elements have same number of atomic orbitals.
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ᴀʟʟ ᴏꜰ ᴛʜᴇ ᴇʟᴇᴍᴇɴᴛꜱ ɪɴ ᴀ ᴩᴇʀɪᴏᴅ ʜᴀᴠᴇ ᴛʜᴇ ꜱᴀᴍᴇ ɴᴜᴍʙᴇʀ ᴏꜰ ᴀᴛᴏᴍɪᴄ ᴏʀʙɪᴛᴀʟꜱ. ꜰᴏʀ ᴇxᴀᴍᴩʟᴇ, ᴇᴠᴇʀy ᴇʟᴇᴍᴇɴᴛ ɪɴ ᴛʜᴇ ᴛᴏᴩ ʀᴏᴡ (ᴛʜᴇ ꜰɪʀꜱᴛ ᴩᴇʀɪᴏᴅ) ʜᴀꜱ ᴏɴᴇ ᴏʀʙɪᴛᴀʟ ꜰᴏʀ ɪᴛꜱ ᴇʟᴇᴄᴛʀᴏɴꜱ. ᴀʟʟ ᴏꜰ ᴛʜᴇ ᴇʟᴇᴍᴇɴᴛꜱ ɪɴ ᴛʜᴇ ꜱᴇᴄᴏɴᴅ ʀᴏᴡ (ᴛʜᴇ ꜱᴇᴄᴏɴᴅ ᴩᴇʀɪᴏᴅ) ʜᴀᴠᴇ ᴛᴡᴏ ᴏʀʙɪᴛᴀʟꜱ ꜰᴏʀ ᴛʜᴇɪʀ ᴇʟᴇᴄᴛʀᴏɴꜱ.
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