Question
Name two phenomena that indicate the dual nature of electrons.

Answer

  1. Photoelectric effect,
  2. Diffraction.

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

Similar questions

At 473 K , equilibrium constant $\mathrm{K}_{\mathrm{c}}$ for decomposition of phosphorus pentachloride, $\mathrm{PCl}_5$ is $8.3 \times 10^{-3}$. If decomposition is depicted as,
$\mathrm{PCl}_5(\mathrm{~g}) \rightleftharpoons \mathrm{PCl}_3(\mathrm{~g})+\mathrm{Cl}_2(\mathrm{~g}) \Delta_{\mathrm{r}} \mathrm{H}^{\ominus}=124.0 \mathrm{~kJ} \mathrm{~mol}^{-1}$
what is the value of $\mathrm{K}_{\mathrm{c}}$ for the reverse reaction at the same temperature?
What are p-block elements? Give their general electronic configurations.
Write formula for the following compound:
Mercury(II) chloride.
Following cell is set up between copper and silver electrodes.$\text{Cu}|\text{Cu}^{2+}\text{(aq)}\|\text{Ag}^+\text{(aq)}|\text{Ag}$
If its two half cells work under standard conditions, calculate the emf of the cell.
$\Big[\text{Given E}^\circ_{\frac{\text{Cu}^{2+}}{\text{Cu}}}=+0.34\text{V},\text{E}^\circ_{\frac{\text{Ag}^+}{\text{Ag}}}=+0.80\text{V}\Big]$
Write formula for the following compound:
Mercury(II) chloride.
What is the first transition series called?
How can you apply green chemistry for the following:To reduce the consumption of petrol and diesel.
Which colours are imparted to flame when the following elements are introduced in the flame one by one?
  1. Strontium.
  2. Barium.
  3. Calcium.
What do you understand by isoelectronic species? Name a species that will be isoelectronic with each of the following atoms or ions.
Ar
Name a compound which can be purified by sublimation process.