EVERYDAY SCIENCE

SCIENCE

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The ____ are either elements or compounds which are present prior to a chemical reaction.
A
products
B
reactants
C
metals
D
nonmetals
Explanation: 

Detailed explanation-1: -A reactant is a substance that is present at the start of a chemical reaction. The substance(s) to the right of the arrow are called products. A product is a substance that is present at the end of a chemical reaction.

Detailed explanation-2: -Elements or compounds that enter into a chemical reaction are known as reactants.

Detailed explanation-3: -Element: a substance that is made up of only one type of atom. Compound:a substance that is made up of more than one type of atom bonded together. Mixture: a combination of two or more elements or compounds which have not reacted to bond together; each part in the mixture retains its own properties.

Detailed explanation-4: -Reactants are elements that combine to form simple or complex compounds in a reaction. Products are obtained after the reaction between two or more reactants in a reaction.

There is 1 question to complete.