Atomic and Physical Properties of Group 16 Elements

Which of the following is the most electronegative element of the chalcogen family?

Which of the following is the correct order of electronegativity for group $16$ elements?

What is the electron gain enthalpy of sulphur?

Which of the following element of group $16$ have very low negative electron gain enthalpy?

The following statements concern elements in the periodic table. Which of the following is true?

The general electronic configuration of Group-$16$ elements is 

  The elements of Group-$16$ have the general outermost shell electronic configuration

What is the general electronic configuration of group-$16$.

Which one among the following is the most electronegative element?

Which one has the highest bond energy?

What is the trend in atomic and ionic radii of $16$ th group elements down the period ?

What is the trend in atomic and ionic radii of $16$th group elements across the period ?

The correct order of sulphur-oxygen bond length is :-

The outer electronic configuration of group $16$ elements is ${\mathrm{ns}}^x{\mathrm{np}}^y.$ Find $x+y.$

Number of stable isotopes of oxygen is ------.

The compounds which is/are gas(es) at $298 \mathrm{K}$ among the following is/are:

${\mathrm{SO}}_2, {\mathrm{SO}}_3, {\mathrm{O}}_3, {\mathrm{SeO}}_2, {\mathrm{TeO}}_2$

The number of allotropes of oxygen is____.

The percentage of oxygen in dry air, in terms of voulme, will be.

How many of the group $16$ elements exist(s) as diatomic molecule(s) at room temperature?

The number of allotropes of oxygen is____.