Writing and Balancing Chemical Equations

Write the equation for the following:

calcium reacts with oxygen to form calcium oxide

• Ca + O → CaO

• Ca + O₂ → CaO

• Ca²⁺ + O₂ → CaO

• Ca²⁺ + O → CaO

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-7

Write the equation for the following:

nickel (III) hydroxide reacts with copper to form nickel and copper (II) hydroxide

• Ni(OH) + Cu → Ni + Cu(OH)

• NiOH₃ + Cu → Ni + CuOH₂

• Ni(OH)₃ + Cu → Ni + Cu(OH)₂

• Ni(OH)₃ + Cu²⁺ → Ni³⁺ + Cu(OH)₂

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-7

Write the equation for the following:

copper (II) chloride reacts lithium carbonate to form lithium chloride and copper (II) carbonate

• CuCl₂ + Li₂CO₃ → LiCl + CuCO_3

• Cu²⁺Cl^1- + Li¹⁺CO₃^2- → Li¹⁺Cl^1- + Cu²⁺CO_3^2-

• Cu₂Cl + Li(CO₃)₂ → LiCl + Cu₂(CO₃)_2

• CuCl + LiCO₃ → LiCl + CuCO₃

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Write the equation for the following:

fluorine and sodium chloride react to form sodium fluorine and chlorine.

• F + NaCl → NaF + Cl

• F + Na¹⁺Cl^1- → Na¹⁺F^1- + Cl

• F₂ + Na¹⁺Cl^1- → Na¹⁺F^1- + Cl₂

• F₂ + NaCl → NaF + Cl₂

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Write the net ionic equation for the following:

Na₂SO_4(aq) + AgNO_3(aq) → Ag₂SO_4(s) + NaNO₃

• Ag¹⁺ + SO₄^2- → Ag₂SO_4(s)

• 2Ag¹⁺ + SO₄^2- → Ag₂SO_4(s)

• Ag + SO₄ → Ag₂SO_4(s)

• No Reaction

Write the net ionic equation for the following:

lithium hydroxide and barium nitrate react to form solid barium hydroxide and lithium nitrate

• LiOH + Ba(NO₃)₂ → LiNO₃ + Ba(OH)₂

• Ba²⁺ + OH^1- → Ba(OH)

• Ba²⁺ + OH^1- → Ba(OH)₂

• Ba²⁺ + 2OH^1- → Ba(OH)₂

Write the net ionic equation for the following:

lithium hydroxide and potassium carbonate reacts to form aqueous lithium carbonate and aqueous potassium hydroxide

• LiOH + K₂CO₃ → Li₂CO₃ + KOH

• K¹⁺ + OH^1- → KOH

• 2Li¹⁺ + CO₃^2- → Li₂CO₃

• No Reaction