Precipitate Reactions

KBr

• Soluble
• Insoluble

Tags

NGSS.HS-PS1-1

Silver Iodide

• Soluble 
• Insoluble 

NiCl₂

• Soluble 
• Insoluble

K₂CO₃

• soluble
• insoluble

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-3

NH₄NO₃

• soluble
• insoluble

What of these is always soluble?

• Nitrates

• Phosphates

• Carbonates

• Hydroxides

Which of the following compounds is insoluble?

• magnesium sulfide

• magnesium phosphate

• sodium iodide

• sodium nitrate

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)

Tags

NGSS.HS-PS1-7

Na₃PO_{4 (s)} is a soluble compound. When one mole of this compound dissociates in water, it forms -

• 1 mole of Na⁺ _(aq) and 1 mole of PO₄^3- _(aq)

• 3 moles of Na⁺ _(aq) and 1 mole of PO₄^3- _(aq)

• 1 mole of Na⁺ (aq), 1 mole of P^3-_(aq), and 4 moles of O^2- _(aq)

• 3 moles of Na⁺ (aq), 1 mole of P^3- _(aq), and 4 moles of O^2- _(aq)

Tags

NGSS.HS-PS1-2

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-PS1-2

NGSS.HS-PS1-1