What is included in counting the electron domain around the central atom vsepr theory

Lone pairs and bonding pairs  

Explanation:

The electron domain around the central atom includes

Double and triple bonds count as single domains.

Thus, the nitrite ion has three electron domains:

in theory, limestone is composed principally of the compound calcium carbonate - caco3, but in reality this compound is deposited in conditions involving a number of other compounds as impurities so it ends up being a mixture of many compounds.

hope this : -)

tony (lordcaos066)

the answer would be a