Atomic and Physical Properties of Group 15 Elements

Is bismuth a metalloid?

Which of the following option is correct about the electronegativity of the given elements?

$\mathrm{N}, \mathrm{As}, \mathrm{P}, \mathrm{Sb}, \mathrm{Bi}.$

_____ element has the maximum electronegativity of group $15$.

The electronegativity of elements of group $15$ is lesser than the corresponding elements of group $14$.

The nitrogen family elements have more ionisation enthalpy than oxygen family. The valence shell electronic configuration of bismuth is $\mathrm{X}$. $\mathrm{X}$ can be _____:

$\mathrm{A}. \mathrm{X}=\left[\mathrm{Xe}\right] 4{\mathrm{f}}^{14}5{\mathrm{d}}^{10}6{\mathrm{s}}^{2}6{\mathrm{p}}^3, \mathrm{B}. \mathrm{X}=\left[\mathrm{Xe}\right] 4{\mathrm{f}}^{14}5{\mathrm{d}}^{10}6{\mathrm{s}}^{2}6{\mathrm{p}}^2, \mathrm{C}. \mathrm{X}=\left[\mathrm{Xe}\right] 4{\mathrm{f}}^{14}5{\mathrm{d}}^{10}6{\mathrm{s}}^{1}6{\mathrm{p}}^3$

" Enter your answer as $\mathrm{A}, \mathrm{B}$ or $\mathrm{C}$."

Why does nitrogen show high ionisation than oxygen?

Discuss how does ionisation vary in group$-15$. 

The ionization energy of nitrogen is higher than oxygen. Why?

Half filled p orbital is stable due to

Which of these have half filled p orbital?

Half filled p orbital has greater symmetry and exchange energy which makes it very stable.

Give reason why half filled p orbital is stable.

Ammonia has greater affinity for proton than phosphine $\left({\mathrm{PH}}_3\right)$. Give reason.

Write the periodic trends of boiling point of group 15 elements.

Write periodic trends of melting point of group 15 elements.

Which of the following atom have the highest melting points?

Which of the following elements can be involved in $\mathrm{p\pi }–\mathrm{d\pi }$ bonding?

Describe the general properties, electronic configuration, oxidation states, atomic sizes, ionization enthalpies and electronegativities of elements of group $15$.

Identify the most stable oxidation states of the first two elements of group $15$.

Bond angle in white phosphorus is