MCQ
For electroplating a spoon, it is placed in the voltameter at
- AThe position of anode
- ✓The position of cathode
- CExactly in the middle of anode and the cathode
- DAnywhere in the electrolyte
✓
Answer
Correct option: B.
The position of cathode
b
(b) Positive ions get deposited on cathode.
(b) Positive ions get deposited on cathode.
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
A first order reaction complete its $10\%$ in $20$ minutes then time required to complete its $19\%$ is ........... $\min.$
→$36\,g$ water and $ 828\,g$ ethyl alcohol form an ideal solution. The mole fraction of water in it, is
→Which complex is most stable ?
→Where $kd =$ Dissociation constant
Identify major product of the reaction, when the given compound is hydrolysed and heated strongly
In hydrogenation reaction at ${27\,^o}C$, it is observed that hydrogen gas pressure falls from $2\,atm$ to $1.2\,atm$ in $50\,\min$. Calculate the rate of disappearance of hydrogen
→$2.5 \mathrm{~g}$ of a non-volatile, non-electrolyte is dissolved in $100 \mathrm{~g}$ of water at $25^{\circ} \mathrm{C}$. The solution showed a boiling point elevation by $2^{\circ} \mathrm{C}$. Assuming the solute concentration in negligible with respect to the solvent concentration, the vapour pressure of the resulting aqueous solution is . . . . . . $\mathrm{mm}$ of $\mathrm{Hg}$ (nearest integer)
→[Given : Molal boiling point elevation constant of water $\left(\mathrm{K}_{\mathrm{b}}\right)=0.52 \mathrm{K.} \mathrm{kg} \mathrm{mol}^{-1}$,
$1 \mathrm{~atm}$ pressure $=760 \mathrm{~mm}$ of $\mathrm{Hg}$, molar mass of water $\left.=18 \mathrm{~g} \mathrm{~mol}^{-1}\right\rfloor$
One molal solution of a carboxylic acid in benzene shows the elevation of boiling point of $1.518\, K$ . The degree of association for dimerization of the acid in benzene is ........ $\%$. ( $K_b$ for benzene $= 2.53\, K\, kg\, mol^{-1}$ )
→Which one of the following compounds contains $\beta-\mathrm{C}_{1}-\mathrm{C}_{4}$ glycosidic linkage ?
→In given options, which one is correct for rate of hydrolysis ?
Cerium $(Z = 58)$ is an important member of the lanthanoids. Which of the following statements about cerium is incorrect
→