Question

what is calcination......????​

Answer 1

Step-by-step explanation:

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Calcination is the process in which the ore is heated below its melting point, either in the absence or in a limited supply of air, in an aim to drive off volatile expunges, moisture, water of hydrates and organic matter from the ore.

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Answer 2

Explanation:

• ᴄᴀʟᴄɪɴᴀᴛɪᴏɴ: ɪᴛ ɪs ᴀ ᴘʀᴏᴄᴇss ɪɴ ᴡʜɪᴄʜ ᴛʜᴇ ᴏʀᴇ ɪs ʜᴇᴀᴛᴇᴅ ᴛᴏ ʜɪɢʜ ᴛᴇᴍᴘᴇʀᴀᴛᴜʀᴇ ʙᴇʟᴏᴡ ᴛʜᴇ ᴍᴇʟᴛɪɴɢ ᴘᴏɪɴᴛ ᴏғ ᴍᴇᴛᴀʟ ɪɴ ᴀʙsᴇɴᴄᴇ ᴏғ ᴀɪʀ ᴏʀ ʟɪᴍɪᴛᴇᴅ sᴜᴘᴘʟʏ ᴏғ ᴀɪʀ.ᴛʜᴇ ᴄʜᴀɴɢᴇ ᴛʜᴀᴛ ᴛᴀᴋᴇs ᴘʟᴀᴄᴇ ᴅᴜʀɪɴɢ ᴄᴀʟᴄɪɴᴀᴛɪᴏɴ ᴡɪᴛʜ ʀᴇᴀᴄᴛɪᴏɴ ᴀʀᴇ: ᴍᴏɪsᴛᴜʀᴇ ᴀɴᴅ ᴡᴀᴛᴇʀ ғʀᴏᴍ ʜʏᴅʀᴀᴛᴇᴅ ᴏʀᴇs ᴠᴏʟᴀᴛɪʟᴇ ɪᴍᴘᴜʀɪᴛɪᴇs ᴀɴᴅ ᴏʀɢᴀɴɪᴄ ᴍᴀᴛᴛᴇʀ ᴀʀᴇ ʀᴇᴍᴏᴠᴇᴅ.