Q: Which one of the following is the correct reactivity order of metals reacting with dilute HCl?
(a)Mg > Al > Zn > Fe
(b)Mg < Al < Zn < Fe
(c)Mg > Zn > Fe > Al
(d)Fe > Mg > Al > Zn
Correct Answer: (a)
The correct answer is (b) 'Mg < Al < Zn < Fe'. This question from the General Studies domain tests knowledge of Miscellaneous.