Observing Chemical Reactions

What is this reaction?
Zn + HCl --> ZnCl₂ + H₂

• decomposition
• single replacement
• synthesis
• double replacement

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is this reaction?
N₂ + O₂ + H₂O --> HNO₃

• single replacement
• double replacement
• synthesis
• combustion

What is this reaction?
NaCl+AgNO₃>NaNO₃+AgCl

• single replacement
• double replacement
• synthesis
• decomposition

What is this reaction?
Zn + CuCl₂--> ZnCl₂ + Cu

• synthesis
• single replacement
• double replacement
• decomposition

What reaction is this?
H₂CO₃--> H₂O + CO₂

• synthesis
• decomposition
• single replacement
• combustion

What is this reaction?
H₂SO₃--> H₂O + SO₃

• synthesis
• decomposition
• single replacement
• combustion

What reaction is this?
Na + Cl --> NaCl

• single replacement
• decomposition
• synthesis
• double replacement

Tags

NGSS.HS-PS1-1

What reaction is this?
Zn + I₂ --> ZnI₂

• synthesis
• decomposition
• single replacement
• combustion

What reaction is this?
Fe₂O₃ + C --> Fe + CO₂

• synthesis
• double replacement
• decomposition
• single replacement

In the equation,          2Mg + O₂ ---> 2MgO, which are the reactants?

• Mg and O
• MgO
• Mg and MgO
• O and MgO