Arrange the following metals in descending order of reactivity – Na, Al, Au, H:
A. Na > Al > Au>H.
B. H < Au < Al < Na.
C. Au > Al > Na > H.
D. Na > Al > H > Au.
Answer:B
Arrange the following metals in descending order of reactivity – Na, Al, Au, H:
A. Na > Al > Au>H. B. H < Au < Al < Na. C. Au > Al > Na > H. D. Na > Al > H > Au.