write variable valencies and the suffix used for each valency for the elements given below:
Iron, Copper
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your answer is iron ore and copper ore mark me in brainlist
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Answer: Variable valency for iron are +2 or +3. Coper's is +1 or +2. The suffix for both of them can be ferrous, ferric, cuprous and cupric for +2,+3,+1,+2 respectively. And in case you're wondering, I am the Arnav Jain from your class, @aaryamaali2008. Mark this as brainliest if it helped you.
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