Question

Which of the following groups from electron rich hybrids
a) Chalcogens
b) Alkalimetals
c) Noble gases
d) Alkaline earth metals​

Answer 1

Answer:

chalcogens. element in group 16

Explanation:

Electron rich: The type of hydrides which have more number of electrons than required for bonding are called electron-rich hydrides. The excess number of electrons are mainly the lone pair of electrons on the central atom. These types of compounds are usually formed by groups 15, 16 and 17 elements.