1
Q
The substances that are present before a chemical reaction are called
A
reactants
2
Q
The substances that are present after a chemical reaction are called
A
products
3
Q
The arrow in a chemical equation represents, produces, forms or _________ the products
A
yield
4
Q
Chemical energy is contained where in a compound?
A
inside the bonds
5
Q
When an atom loses an electron it is known as a
A
cation
6
Q
When an atom gains an electron it is known as a
A
anion
7
Q
What type of reaction gives off energy?
A
exothermic
8
Q
A
Ant - 9G - Science
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