Which element comes first in a chemical formula?
question 10 options:

those with positive oxidation numbers.

those with negative oxidation numbers.

the first element is always a metal.

the first element is always a nonmetal.

Option-(B):Those with negative oxidation numbers.

Explanation:

The oxidation number is the property of an element that it how many or what amount of electrons has it lost or gained during any chemical process.

"The representation of the elements or the chemical constituents properties and proportions that are involved in forming the whole compound or substance is called as the chemical formula."

As, the chemical formula makes it easy to know about the different amount of elements or constituents inside a specific compound. As the specific number of elements is described to understand a compounds chemical properties and behavior.

volume: 22

density: 7.04