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- 1. Multiple Choice
A chemical reaction is
a change that doesn't make a new substance
a change that makes a new substance
a chemical explosion
reation of chemistry
- 2. Drop Down
Atoms are (a) in a chemical reation
rearranged and join differentlyrearranged and jined in the same wayNot changed - 3. Multiple Choice
Chemical reactions are easily reversible
False
True
- 4. Fill in the Blank
Chemical reactions transfer_______to or from the surroundings
- 5. Match
Match the following Substances that are made
Chemical reaction
Starting substance
Magnesium + oxygen
Magnesium oxide
reactant
Burning magnesium
Products
- 6. Drag and Drop
Reactants and products have (a) properties
differentThe sameexact - 7. Labeling
What is this
answer choicesHazard symbolFlammable symbolfire symblo - 8. Drag and Drop
The number of atoms before and after the chemical reaction is (a)
the samedifferent - 9. Multiple Choice
The mass of reactants and product stays the same
True
False
- 10. Multiple Choice
The mass of the product may be greater than the mass of the reactant if it reacts with oxygen or air
true
false
- 11. Multiple Choice
What we may see in a chemical reaction
Flames,sparkles
good/bad smell
change in temperature
loud bang,or fizzing sound
Changing states
- Answer choicesTagsAnswer choicesTags