MCQ
Oxidation and reduction take place in a cell, then its electromotive force will be
- ✓Positive
- BNegative
- CZero
- DStable
✓
Answer
Correct option: A.
Positive
a
(a)Electromotive force is $+ve$ if oxidation and reduction both takes place in a cell.
(a)Electromotive force is $+ve$ if oxidation and reduction both takes place in a cell.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
The alkyl cyanides when hydrolysed to the corresponding acid, the gas evolved is
The major products formed in the following reaction sequence $A$ and $B$ are :
→For making $Ag$ from $AgN{O_3}$, which of the following is used
→Reaction $CH _3 Br + OH ^{-} \longrightarrow CH _3 OH + Br ^{-}$; proceeds through $S _{ N } 2$ mechanism. Its rate depends on the concentration of the :
→An aqueous solution of a non-electrolyte boils at ${100.52\,^o}C$. The freezing point of the solution will be ............ $^oC$.
→Indicate the complex/complex ion which did not show any geometrical isomerism :
Which of the following reagent must be used in given interconversion ?
The compound used as fire extinguisher is :
In an electrolytic cell, the current flows from:
In the coordination compound, ${K_4}[Ni{(CN)_4}]$ oxidation state of nickel is
→