Give reason: a) Metals are electropositive. b) Non-metals are electronegative. c) Even though hydrogen is a non-metal, it is electropositive. d) Sodium is electropositive.
a) Metals are electropositive. Electropositive element has the tendency to lose electrons and form cation.Metals are electron donors. Hence they are electropositive.
b) Non-metals are electronegative. Electronegative element has the tendency to gain electrons and form anions. Non-metals are electron acceptors. Hence they are electronegative.
c) Even though hydrogen is a non-metal, it is electropositive. At low temperatures hydrogen shows metallic properties.
d) Sodium is electropositive. Sodium is electropositive because donates electrons from last orbit to another element and becomes electropositive.