The correct sequence given below containing neutral, acidic, basic and amphoteric oxide each, respectively, is

The correct order of first ionization enthalpy for the given four elements is :

Decrease in size from left to right in actinoid series is greater and gradual than that in lanthanoid series due to

Fluorine is a stronger oxidising agent than chlorine because :

(a) F-F bond has a low enthalpy of dissociation.

(b) Fluoride ion (F^$$-$$) has high hydration enthalpy.

(c) Electron gain enthalpy of fluorine is less negative than chlorine.

(d) Fluorine has a very small size.

Choose the most appropriate answer from the options given :