Which of the following statements is not true for halogens?
(a) All form monobasic oxyacids.
(b) All are oxidizing agents.
(c) All but fluorine show positive oxidation states.
(d) Chlorine has the highest electron-gain enthalpy.
Correct option (c) All but fluorine show positive oxidation states.
Explanation :
All halogens show both positive and negative oxidation states while fluorine shows only negative oxidation state except +1 in HOF.
