Question

There are four metals P, Q, R and S. Match the items in Column I using the hints given Column II Column II Р Fe 1 2 Q Na3 Column I Forms amphoteric oxide. Metal which cannot displace hydrogen from acids. Reacts vigorously with air. Deposition of reddish brown layer on exposure to moist air. R Ali 3 S Cu 4 A) 1-(Q),2- (P), 3 - (R), 4-(S) B) 1 - (R), 2 - (S), 3-(Q), 4-(P) C1-(S), 2-(Q), 3 - (R), 4 - (P) D) 1 - (R), 2-(Q), 3 - (P), 4-(S) ​

Answer 1

Answer:

option 4 is correct (S)

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