Calcium, copper, iron and magnesium are metals. They can be placed in order of reactivity.
Which statement is correct?
1 )
Copper reacts with dilute hydrochloric acid to form copper(II) chloride.
2 )
Iron reacts with steam but magnesium does not.
3 )
Iron(II) oxide cannot be reduced by heating strongly with carbon.
Magnesium and calcium both react with hot water.
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