Question

what is atom
spammer be away​

Answer 1

Answer:

An atom is the smallest unit of ordinary matter that forms a chemical element. Every solid, liquid, gas, and plasma is composed of neutral or ionized atoms. Atoms are extremely small, typically around 100 picometers across

Answer 2

ᴀɴ ᴀᴛᴏᴍ ɪꜱ ᴛʜᴇ ꜱᴍᴀʟʟᴇꜱᴛ ᴜɴɪᴛ ᴏꜰ ᴏʀᴅɪɴᴀʀʏ ᴍᴀᴛᴛᴇʀ ᴛʜᴀᴛ ꜰᴏʀᴍꜱ ᴀ ᴄʜᴇᴍɪᴄᴀʟ ᴇʟᴇᴍᴇɴᴛ. ᴇᴠᴇʀʏ ꜱᴏʟɪᴅ, ʟɪQᴜɪᴅ, ɢᴀꜱ, ᴀɴᴅ ᴘʟᴀꜱᴍᴀ ɪꜱ ᴄᴏᴍᴘᴏꜱᴇᴅ ᴏꜰ ɴᴇᴜᴛʀᴀʟ ᴏʀ ɪᴏɴɪᴢᴇᴅ ᴀᴛᴏᴍꜱ. ᴀᴛᴏᴍꜱ ᴀʀᴇ ᴇxᴛʀᴇᴍᴇʟʏ ꜱᴍᴀʟʟ, ᴛʏᴘɪᴄᴀʟʟʏ ᴀʀᴏᴜɴᴅ 100 ᴘɪᴄᴏᴍᴇᴛᴇʀꜱ ᴀᴄʀᴏꜱꜱ. ᴡɪᴋɪᴘᴇᴅɪᴀ

ᴄᴏᴍᴘᴏɴᴇɴᴛꜱ→ ᴇʟᴇᴄᴛʀᴏɴꜱ ᴀɴᴅ ᴀ ᴄᴏᴍᴘᴀᴄᴛ ɴᴜᴄʟᴇᴜꜱ ᴏꜰ ᴘʀᴏᴛᴏɴꜱ ᴀɴᴅ ɴᴇᴜᴛʀᴏɴꜱ

ᴇʟᴇᴄᴛʀɪᴄ ᴄʜᴀʀɢᴇ→ ᴢᴇʀᴏ (ɴᴇᴜᴛʀᴀʟ), ᴏʀ ɪᴏɴ ᴄʜᴀʀɢᴇ

ᴍᴀꜱꜱ ʀᴀɴɢᴇ→ 1.67×10−27 ᴛᴏ 4.52×10−25 ᴋɢ

ᴅɪᴀᴍᴇᴛᴇʀ ʀᴀɴɢᴇ → 62 ᴘᴍ (ʜᴇ) ᴛᴏ 520 ᴘᴍ (ᴄꜱ)