A) Aluminium, copper, potassium
B) Sodium, iron, copper
C) Silver, zinc, calcium
D) Magnesium, copper, sodium
Correct Answer: B
Solution :
The descending order of reactivity of metals is as follows: \[Na>Ca>Mg>Al>Zn>Fe>Sn>Pb[H]\]\[Cu>Hg>Ag>Au>Pt\] By using this, we can say that in the given options, only Na > Fe > Cu is the correct order.You need to login to perform this action.
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