Explain the trend in the following atomic properties of group 16 elements:
electron gain enthalpy

Explain the trend in the following atomic properties of group 16 elements: atomic radii

Explain the following properties of group 16 elements : (i) Electronegativity

Explain the following properties of group 16 elements : (iv) Allotropy

Explain the following properties of group 16 elements : (iii) Melting and character

Explain the following properties of group 16 elements : (ii) Melting and boiling points

Compare the general trend in the following properties of the elements of group 13 and 14 : Ionisation enthalpy,

The element with positive electron gain enthalpy is

Compare the general trend in the following properties of the elements of group 13 and 14 : Metallic character,

Compare the general trend in the following properties of the elements of group 13 and 14 : Nature of halides.