The increasing order of the reactivity of the four metals is;
A. P < Q < R < S
B. S < R < Q < P
C. S < P < Q < R
D. P < R < Q < S
Answer:C
The increasing order of the reactivity of the four metals is;
A. P < Q < R < S B. S < R < Q < P C. S < P < Q < R D. P < R < Q < S