Word equations, types of reactions

Balance the following:

____ Fe + ____ Cl₂ → ____ FeCl₃

• 1,1,2
• 1,3,1
• 2,2,3
• 2,3,2

Which type of reaction is:

C₇H₁₆ + 10 O₂ → 7 CO₂ + 8 H₂O

• Synthesis
• Decomposition
• Single Displacement
• Combustion

Which type of reaction is:

3 Pb + 2 H₃PO₄ → 3 H₂ + Pb₃(PO₄)₂

• Synthesis
• Single Displacement
• Double Displacement
• Combustion

Which type of reaction is:

2 H₃AsO₄ → As₂O₅ + 3 H₂O

• Synthesis
• Decomposition
• Single Displacement
• Combustion

Which type of reaction is:

2 NaBr + Ca(OH)₂ → CaBr₂ + 2 NaOH

• Synthesis
• Single Displacement
• Double Displacement
• Combustion

Which of the following is an example of a synthesis reaction?

• 
• 
• 
• 

Magnesium can be burned in oxygen to produce solid magnesium oxide.

• Mg + O₂→ MgO

• Mg+ O→ MgO

• Mg + CO₂ → MgO + C

• Mg + O₂→ Mg₂O₂

Sodium reacts with chlorine gas to produce sodium chloride.

• NaCl→ Cl + Na

• Na+ CO₂ → NaCO₂

• Na + Cl₂→ NaCl

• Na + Cl → NaCl

Iron reacts with solid sulfur to produce iron(II) sulfide powder.

• Fe + S → Fe₂S

• Fe + S → FeS

• Fe₂ + S→ Fe₂S₂

• Fe + S₂ → Fe₂S

When lead reacts with oxygen, a yellow lead(II) oxide powder is produced.

• Pb + O₂ → PbO

• Pb + O₂→ PbO₂

• Pb₂ + O₂→ Pb₂O

• Pb + O → PbO