Precipitate

KBr

• Soluble
• Insoluble

Tags

NGSS.HS-PS1-1

NiCl₂

• Soluble 
• Insoluble

NH₄NO₃

• soluble
• insoluble

What of these is always soluble?

• Nitrates

• Phosphates

• Carbonates

• Hydroxides

Which of these is a balanced double replacement reaction?

• Al₂O_{3 (s)} + 3 CO_{2 (g)} --> Al₂(CO₃)₃

• Ba(OH)_{2 (s)} → BaO _(s) + H₂O _(aq)

• 2 KF_(aq) + Ca(NO₃)_{2 (aq)} → CaF_{2 (s)} + 2 KNO_{3 (aq)}

• 2 AgClO_{3 (aq)} + Cu _(s) --> Cu(ClO₃)_{2 (aq)} + 2 Ag _(s)

Mixing Fe(NO₃)_{2 (aq)} and Na₂CO_{3 (aq)} causes an orange precipitate to form. What is the chemical formula of the precipitate?

• Fe(NO₃)_{2 (s)}

• FeCO_{3 (s)}

• NaNO_{3 (s)}

• Na₂(NO₃)_{2 (s)}

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Mixing Al(NO₃)_{3 (aq)} and NH₄OH _(aq) results in the formation of a white precipitate. What is the molecular equation for this reaction?

• Al³⁺ _(aq) + 3 OH^- _(aq) → Al(OH)_{3 (s)}

• Al(NO₃)_{3 (aq)} + 3 NH₄OH _(aq) → Al(OH)_{3 (s)} + 3 NH₄NO_{3 (aq)}

• NH₄OH _(aq) → NH₄⁺ _(aq) + OH^- _(aq)

• Al(NO₃)_{3 (aq)} → Al³⁺ _(aq) + 3 NO₃^-_(aq)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Predict the products fo the following equation.

CuCl₂ + H₂S ---->

• CuS_(s) + HCl_(aq)

• Cu₂S_(s) + HCl_(aq)

• No reaction

• CuS_(s) + HCl_(s)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Predict the products of the following reaction.

H₂SO₄ + BaCl₂ ---->

• BaSO_4(s) + HCl_(aq)

• BaSO_4(aq) + HCl_(s)

• No Reaction

• ClSO_4(aq) + BaH_(s)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

When solutions of two ionic compounds are combined and a solid forms, the process is called

• hydration

• solvation

• dissociation

• precipitation