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प्रश्न
Iron is
(a) More reactive than zinc
(b) More reactive than aluminium
(c) Less reactive than copper
(d) Less reactive than aluminium
उत्तर
(d)Less reactive than aluminium.
The reactivity of metals decreases from top to bottom in the reactivity series. Iron is placed below aluminium in the reactivity series, and hence, iron is less reactive than aluminium.
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