How do the Melting and boiling points property vary on moving down the group 13?

On moving down the group 13 density

How do the Density property vary on moving down the group 13?

How do the Metallic character property vary on moving down the group 13?

In which of the following group of periodic table melting and boiling point increase as we go down the group?

How do the following properties vary on moving down the group 1? Atomic radii

How do the ionisation enthalpies of alkali metals vary on moving down the group and why?

The intermolecular forces of attraction (i.e., H-bonding and van der waal's forces) exist among polar and non-polar species which effect melting point, boiling point, solubility and viscosity of covalent compounds : Q. Melting and boling points of halogen increase down the group due to

The intermolecular forces of attraction (i.e., H-bonding and van der waal's forces) exist among polar and non-polar species which effect melting point, boiling point, solubility and viscosity of covalent compounds : Q. Melting and boling points of halogen increase down the group due to

In case of hydride of oxyge family, which of the following physical property change regularly on moving down the group

How do melting and boiling points vary in a (a) period and (b) group in periodic table?