For each reaction below, use the drop-down menus to select which compound will form a precipitate. Note: It is possible that no precipitates form.

Na2S + Cd(NO3)2 → CdS + 2NaNO3

FeCl3 + 3KOH → 3KCl + Fe(OH)3

Na2CO3 + Ba(NO3)2 → BaCO3 + 2NaNO3

Respuesta :

Answer:

1. Cadmium sulfide

2. Iron (III) hrydroxide

3. Barium carbonate

1. Cadmium sulfide

2. Iron (III) hydroxide

3. Barium carbonate

These three will form a precipitate in the respective reactions.

What is a precipitate?

In chemistry, a solid is formed by a change in a solution, often due to a chemical reaction or change in temperature that decreases the solubility of a solid.

[tex]Na_2S + Cd(NO_3)_2[/tex] → [tex]CdS + 2NaNO_3[/tex]

cadmium sulfide will form a precipitate.

[tex]FeCl_3 + 3KOH[/tex]→ [tex]3KCl + Fe(OH)_3[/tex]

iron (III) hydroxide will form a precipitate.

[tex]Na_2CO_3 + Ba(NO_3)_2[/tex] → [tex]BaCO_3 + 2NaNO_3[/tex]

barium carbonate will form a precipitate.

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