MCQ
The element having atomicity ‘four’ is most likely to be:
- AArgon.
- BFluorine.
- CPhosphorus.
- DFrancium.
Explanation:
Phosphorus has an atomicity of 4.
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According to one of the Kepler's laws of planetary motion:
$\text{r}^2\propto\text{T}^3$
$\text{r}\propto\text{T}^2$
$\text{r}^3\propto\text{T}^2$
$\text{r}^3\propto\frac{1}{\text{T}^2}$