Basic Chemical Reactions

During a reaction, atoms are

• created

• destroyed

• neither created or destroyed - just rearranged

Tags

NGSS.MS-PS1-5

Is a copper penny turning greenish after a few years a chemical or physical change?

• Chemical Change

• Physical Change

Tags

NGSS.MS-PS1-2

the starting materials in a chemical reaction are called what?

• Products

• Reactants

• Starters

• Enders

a substance that is formed as the result of a chemical reaction is called

• Product

• Reactant

• Starters

• Enders

Tags

NGSS.MS-PS1-2

What type of reaction involves the breaking down of a substance into simpler substances?

• Single Displacement Reaction

• Double Displacement Reaction

• Synthesis Reaction

• Decomposition Reaction

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

A copper penny turning greenish after a few years is an example of ...

• Chemical Change

• Physical Change

Tags

NGSS.MS-PS1-2

A chemical reaction is when...

• Atoms and molecules are destroyed

• Atoms and molecules are created

• Atoms and molecules break apart and regroup to form new products

• Atoms and molecules go on vacation and relax a little

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which chemical equation matches the model shown?

• 3C + 4O --> 3CO2

• 3C + 2O2 --> 3CO2

• C3 + 4O --> 3CO6

• C3 + 2O2 --> 3CO6

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

The substances listed on the right side of a chemical equation are the

• Yields

• Reactants

• Products

• Precipitates

Tags

NGSS.MS-PS1-2

The substances listed on the left side of a chemical equation are the

• Products

• Coefficients

• Precipitates

• Reactants

Tags

NGSS.MS-PS1-2