Question

Merit of modern periodic table.

Answer 1

$\huge{\underline{\mathtt{\blue{A}\pink{N}\orange{S}\purple{W}\red{E}\green{R}}}}$

ᗰᗴᖇITՏ Oᖴ Tᕼᗴ ᗰOᗪᗴᖇᑎ ᑭᗴᖇIOᗪIᑕ Tᗩᗷᒪᗴ :-

$\blue{✰─────────●✧✦✧●──────✰}$

✮ 1) Iᴛ ɪs ʙᴀsᴇᴅ ᴏɴ Aᴛᴏᴍɪᴄ Nᴜᴍʙᴇʀ, ᴡʜɪᴄʜ ɪs ᴀɴ ᴇᴠᴇɴ ʙᴇᴛᴛᴇʀ ғᴜɴᴅᴀᴍᴇɴᴛᴀʟ ᴘʀᴏᴘᴇʀᴛʏ ᴄᴏᴍᴘᴀʀᴇᴅ ᴛᴏ Aᴛᴏᴍɪᴄ Mᴀss.

★ 2) Pᴏsɪᴛɪᴏɴ ᴏғ ᴀɴ Eʟᴇᴍᴇɴᴛ ɪɴ ᴛʜᴇ ᴛᴀʙʟᴇ ɪs ʀᴇʟᴀᴛᴇᴅ ᴛᴏ ɪᴛ's ᴇʟᴇᴄᴛʀᴏɴɪᴄ ᴄᴏɴғɪɢᴜʀᴀᴛɪᴏɴ.

✮ 3) Iᴛ sʜᴏᴡs ʀᴇɢᴜʟᴀʀ ᴄʜᴀɴɢᴇs ɪɴ ᴘʀᴏᴘᴇʀᴛɪᴇs ᴏғ ᴇʟᴇᴍᴇɴᴛ ᴏɴ ᴍᴏᴠɪɴɢ ᴀᴄʀᴏss ᴀ ᴘᴇʀɪᴏᴅ ᴏʀ ᴅᴏᴡɴ ᴀ ɢʀᴏᴜᴘ.

★ 4) Mᴏᴅᴇʀɴ ᴘᴇʀɪᴏᴅɪᴄ ᴛᴀʙʟᴇ ɪs ᴇᴀsɪᴇʀ ᴛᴏ ʀᴇᴍᴇᴍʙᴇʀ ᴜɴᴅᴇʀsᴛᴀɴᴅ ᴀɴᴅ ʀᴇᴘʀᴏᴅᴜᴄᴇ.

$\blue{✰────────●✧✦✧●──────✰}$

❥TᕼᗩᑎK YOᑌ..!!࿐