what are limitations of newland's law of octaves
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The major limitations of Newlands' law of octaves were : (i) It was applicable to only lighter elements having atomic masses upto 40 u, i.e., upto calcium. After calcium, the first and the eighth element did not have similar properties.
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ᴛʜᴇ ᴍᴀᴊᴏʀ ʟɪᴍɪᴛᴀᴛɪᴏɴs ᴏғ ɴᴇᴡʟᴀɴᴅs' ʟᴀᴡ ᴏғ ᴏᴄᴛᴀᴠᴇs ᴡᴇʀᴇ :
(ɪ) ɪᴛ ᴡᴀs ᴀᴘᴘʟɪᴄᴀʙʟᴇ ᴛᴏ ᴏɴʟʏ ʟɪɢʜᴛᴇʀ ᴇʟᴇᴍᴇɴᴛs ʜᴀᴠɪɴɢ ᴀᴛᴏᴍɪᴄ ᴍᴀssᴇs ᴜᴘᴛᴏ 40 ᴜ, ɪ.ᴇ., ᴜᴘᴛᴏ ᴄᴀʟᴄɪᴜᴍ. ᴀғᴛᴇʀ ᴄᴀʟᴄɪᴜᴍ, ᴛʜᴇ ғɪʀsᴛ ᴀɴᴅ ᴛʜᴇ ᴇɪɢʜᴛʜ ᴇʟᴇᴍᴇɴᴛ ᴅɪᴅ ɴᴏᴛ ʜᴀᴠᴇ sɪᴍɪʟᴀʀ ᴘʀᴏᴘᴇʀᴛɪᴇs
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