how is chrometography used to get different colour from metal
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Paper chromatography is a method for separating dissolved substances from one another. ... It works because some of the coloured substances dissolve in the solvent used better than others, so they travel further up the paper. A pencil line is drawn, and spots of ink or plant dye are placed on it.
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ʜᴇʀᴇ ɪs ʏᴜʀ ᴀɴsᴡᴇʀ..
ᴋɴᴏᴡɴ ᴀɴᴅ ᴜɴᴋɴᴏᴡɴ sᴏʟᴜᴛɪᴏɴ ᴏғ ᴛʜᴇ ᴍᴇᴛᴀʟ ɪᴏɴ ᴀɢ+ , ғᴇ^3+ , ᴄᴏ^2+ , ᴄᴜ^2+ ᴀɴᴅ ʜɢ^2+ ᴡɪʟʟ ʙᴇ ᴀɴᴀʟʏsᴇᴅ ᴜsɪɴɢ ᴘᴀᴘᴇʀ ᴄʜʀᴏᴍᴇᴛᴏɢʀᴀᴘʜ.
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