Question

Given:
Na + H2O →2NaOH + H2
SnO2 + H2 →Sn + H2 2Fe + 3Cl2 →2FeCl3
Cu + HNO3 → Cu(NO3)2 + NO2 + H2O
The most reactive and least reactive metal is
(a) Na and Cu
(b) Fe and Sn
(c) Cu and Na
(d) Sn and Na​

Answer 1

Explanation:

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Answer 2

Answer:

Na and Cu

Explanation:

(a)Na and Cu

because Na is most reactive and Cu is least reactive