What is the name of the ionic compound cao?
calcium oxygen
calcium oxide
calcium(i) oxide
calcium(ii) oxide

calcium oxide

Explanation: is an ionic compound because calcium element is a metal and oxygen element is a non-metal. The bond formed between a metal and a non-metal is always ionic in nature.

The nomenclature of ionic compounds is given by:

1. Positive ion is written first without any suffix

2. The negative ion is written next and a suffix is added at the end of the negative ion. The suffix written is '-ide'.

Hence, the name of is calcium oxide.

Therefore, the correct answer is calcium oxide.

your answer is c

hope i ! ; )

a rain shadow is a dry region of land on the side that is protected against the prevailing winds of a mountain range. the prevailing winds are the winds that occur most of the time in a particular place of the earth

prevailing winds carry air toward the mountain range. as the air rises up over a mountain range, the air cools, water vapor condenses, and clouds form. on this side of the mountains, called the windward side, precipitation falls in the form of  rain  or snow. this dry air produces a  rain shadow.