Question

Arrange the following metals in the decreasing order of reactivity name K, cu ,Ag

Answer 1

Answer:

K

Na

Li

Ba

Sr

Ca

Mg

Al

Mn

Zn  

Cr

Fe

Cd

Co  

Ni

Sn  

Pb

H2  

Sb

Bi  

Cu  

Hg

Ag  

Au  

Pt

Answer 2

Answer:

K > Cu >Ag

Explanation:

Based on the reactivity series learnt in grade 8