Download App

Heating and Chemical Effect of Current — Physics STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 SciencePhysicsHeating and Chemical Effect of Current1 Mark
MCQ
In water voltameter, the electrolysis of $.........$ takes place
  • ✓
    $\mathrm{H}_2 \mathrm{O}$
  • B
    $\mathrm{H}_2 \mathrm{SO}_4$
  • C
    $\mathrm{H}_2 \mathrm{O}$ and $\mathrm{H}_2 \mathrm{SO}_4$ both
  • D
    $\mathrm{H}_2$ and $\mathrm{O}_2$
✓

Answer

Correct option: A.
$\mathrm{H}_2 \mathrm{O}$
$\mathrm{H}_2 \mathrm{O}$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from Heating and Chemical Effect of Current→Heating and Chemical Effect of Current — all question types→Physics STD 12 Science question papers→Rajasthan Board STD 12 Science question papers→Rajasthan Board question paper generator→

Similar questions

Which instrument is used as the null detector in the Wheatstone bridge?
→
The value of $C_p - C_{v }$ is $1.00R$ for a gas sample in state A and $1.08R$ in state $B.$ Let $p_{A }$ and $p_B$ denote the pressures and $T_A$ and $T_B$ denote the temperatures of the states $A$ and $B,$ respectively. It is most likely that:
→
A charged particle is free to move in an electric field. It will travel:
→
Monochromatic light of frequency $5 \times 10^{14}\ Hz$ travelling in vacuum enters a medium of refractive index $1.5.$ Its wavelength in the medium is
→
Electrostatic is the branch of physics which deals with the:
→
Light from a hydrogen discharge tube is incident on the cathode of a photoelectric cell, the work function of the cathode surface is 4.2 eV. In order to reduce the photocurrent to zero the voltage of the anode relative to the cathode must be made?
→
Powers of two lenses kept in contact, are $P_{1}$ and $P_{2}.$ The power of equivalent lens will be :
→
In a cathode ray tube, what is the effect on the beam of particles if it passes through the electric field?
→
In a hydrogen atom, which of the following electronic transitions would involve the maximum energy change:
→
Which of these is a correct definition of electronic current?
→