Chemical Reactions

Si + S₈ → Si₂S₄

• Synthesis

• Decomposition

• Single displacement

• Double displacement

Ca + AlCl₃ → CaCl₂ + Al

• Synthesis

• Decomposition

• Single diplacement

• Double displacement

KOH + H₃PO₄ → K₃PO₄ + H₂O

• Synthesis

• Decomposition

• Single displacement

• Double displacement

Mg + N₂ → Mg₃N₂

• Synthesis

• Decomposition

• Single displacement

• Combustion

NO₂ → N₂ + O₂

• Synthesis

• Decomposition

• Single displacement

• Combustion

Fe + H₂SO₄ → Fe₂(SO₄)₃ + H₂

• Synthesis

• Decomposition

• Single displacement

• Combustion

P₄ + O₂ → P₂O₃

• Synthesis

• Decomposition

• Single displacement

• Combustion

The reactants are on the left side of the chemical equation.

• True
• False

Tags

NGSS.MS-PS1-5

In a ___________change, a substance changes into a different substance.

• Physical

• Chemical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of these is NOT a sign that a chemical change has occurred?

• A loss of transparency

• An unexpected color change

• A temperature change

• The formation of a precipitate

Tags

NGSS.MS-PS1-2