Identifying different types of chemical reactions

Which reaction is a corrosion reaction?

• 2Mg + O₂ --> 2MgO

• Mg + 2HCl --> MgCl₂ + H₂

• Mg(OH)₂ + 2HCl --> MgCl₂ + 2H₂O

• CH₄ + 2O₂ --> CO₂ + 2H₂O

Tags

NGSS.MS-PS1-5

Which reaction is an acid-metal reaction?

• 2Mg + O₂ --> 2MgO

• Mg + 2HCl --> MgCl₂ + H₂

• Mg(OH)₂ + 2HCl --> MgCl₂ + 2H₂O

• CH₄ + 2O₂ --> CO₂ + 2H₂O

Tags

NGSS.MS-PS1-5

Which reaction is an acid-base reaction?

• MgCO₃ + 2HCl --> MgCl₂ + CO₂ + H₂O

• Mg + 2HCl --> MgCl₂ + H₂

• Mg(OH)₂ + 2HCl --> MgCl₂ + 2H₂O

• CH₄ + 2O₂ --> CO₂ + 2H₂O

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which reaction is an acid-carbonate reaction?

• 2Mg + O₂ --> 2MgO

• Mg + 2HCl --> MgCl₂ + H₂

• Mg(OH)₂ + 2HCl --> MgCl₂ + 2H₂O

• MgCO₃ + 2HCl --> MgCl₂ + CO₂ + H₂O

Tags

NGSS.MS-PS1-2

Which reaction is a combustion reaction?

• 2Mg + O₂ --> 2MgO

• Mg + 2HCl --> MgCl₂ + H₂

• MgCO₃ + 2HCl --> MgCl₂ + CO₂ + H₂O

• CH₄ + 2O₂ --> CO₂ + 2H₂O

Tags

NGSS.MS-PS1-5

Which reaction is an acid-carbonate reaction?

• Na₂CO₃ + H₂SO₄ --> Na₂SO₄ + CO₂ + H₂O

• C₂H₄ + 3O₂ --> 2CO₂ + 2H₂O

• CH₄ + 2O₂ --> CO₂ + 2H₂O

• Na₂CO₃ + 2KOH --> K₂CO₃ + 2NaOH

Tags

NGSS.MS-PS1-5

Which reaction is an acid-metal reaction?

• Ca + Cu(OH)₂ --> Ca(OH)₂ + Cu

• Ca + 2HCl --> CaCl₂ + H₂

• Ca(OH)₂ + 2HCl --> CaCl₂ + H₂O

• CaCO₃ + 2HCl --> CaCl₂ + CO₂ + H₂O

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which reaction is an acid-base reaction?

• Ca + Cu(OH)₂ --> Ca(OH)₂ + Cu

• Ca + 2HCl --> CaCl₂ + H₂

• Ca(OH)₂ + 2HCl --> CaCl₂ + H₂O

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

Which reaction is an acid-carbonate reaction?

• Ca + Cu(OH)₂ --> Ca(OH)₂ + Cu

• Ca + 2HCl --> CaCl₂ + H₂

• Ca(OH)₂ + 2HCl --> CaCl₂ + H₂O

• CaCO₃ + 2HCl --> CaCl₂ + CO₂ + H₂O

Tags

NGSS.MS-PS1-5

Which of these general word equations describes a corrosion reaction?

• Metal + Oxygen --> Metal oxide

• Metal + Acid --> Salt + Hydrogen gas

• Metal carbonate + Acid --> Salt + Carbon dioxide + Water

Tags

NGSS.MS-PS1-5