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- ᴄᴀʟᴄᴜʟᴀᴛᴇ ᴛʜᴇ ᴅᴇɴꜱɪᴛʏ ᴏꜰ ᴘᴜʀᴇ ᴍᴇᴛᴀʟꜱ, ᴇxᴘʀᴇꜱꜱ ʏᴏᴜʀ ᴀɴꜱᴡᴇʀ ɪɴ ᴋɢ/ᴍ3ᴀ. Iron @ ꜰʙᴄ ᴀɴᴅ ꜰᴄᴄʙ. ᴄopper (ꜰᴄᴄ)ᴄ. Magnesium (ʜᴄᴘ)ᴅ. ᴀʟuminum (ꜰᴄᴄ) Take note that:ꜰᴄᴄ – ʀᴇʟᴀᴛɪᴠᴇʟʏ ᴡᴇᴀᴋ ᴍᴀᴛᴇʀɪᴀʟꜱ, ᴇxᴄᴇʟʟᴇɴᴛ ᴅᴜᴄᴛɪʟɪᴛʏʙᴄᴄ – ʜɪɢʜ ꜱᴛʀᴇɴɢᴛʜ ᴍᴀᴛᴇʀɪᴀʟꜱ, ᴍᴏᴅᴇʀᴀᴛᴇ ᴅᴜᴄᴛɪʟɪᴛʏʜᴄᴘ – ʟᴏᴡ ᴅᴜᴄᴛɪʟɪᴛʏ ᴀɴᴅ ᴏꜰᴛᴇɴ ʙʀɪᴛᴛʟᴇcalculate the Kp for this reactioncomplete the reduction reaction by substituting the groups R, Ar and X. using the reaction given in the image