Question

What is the difference between burning of candle and burning of coal. ​

Answer 1

ᴄᴏᴀʟ ᴅᴏᴇs ɴᴏᴛ ʙᴜʀɴ ᴡɪᴛʜ ғʟᴀᴍᴇ, ʙᴜᴛ ᴄᴀɴᴅʟᴇ ʙᴜʀɴs ᴡɪᴛʜ ғʟᴀᴍᴇ. ᴡʜᴇɴ ᴡᴇ ʙʟᴏᴡ ᴀɪʀ ᴛᴏ ᴄᴏᴀʟ ɪᴛ sᴛᴀʀᴛs ʙᴜʀɴɪɴɢ, ʙᴜᴛ ᴄᴀɴᴅʟᴇ sᴛᴏᴘ ʙᴜʀɴɪɴɢ ɪғ ᴡᴇ ʙʟᴏᴡ ᴀɪʀ ᴛᴏ ɪᴛ. ʙᴜʀɴɪɴɢ ᴏғ ᴄᴏᴀʟ ɪs ᴄʜᴇᴍɪᴄᴀʟ ᴄʜᴀɴɢᴇ ᴡʜɪʟᴇ ʙᴜʀɴɪɴɢ ᴏғ ᴄᴀɴᴅʟᴇ ɪs ᴘʜʏsɪᴄᴀʟ ᴀs ᴡᴇʟʟ ᴀs ᴄʜᴇᴍɪᴄᴀʟ ᴄʜᴀɴɢᴇ

Answer 2

Answer:

Coal does not burn with flame, But candle burns with flame. when we blow air to coal it starts burning, But candle stop burning if we blow air to it. Burning of coal is chemical change while burning of candle is physical as well as chemical change. coal is naturally available and is carbon based.