Table of Contents
Do spectator ions combine to form a precipitate?
Precipitation reactions are usually represented solely by net ionic equations. If all products are aqueous, a net ionic equation cannot be written because all ions are canceled out as spectator ions. Therefore, no precipitation reaction occurs.
Which of the following ions will always be a spectator ion in a precipitation reaction?
To answer this, we will refer to the solubility rules in order to determine if the ions will form an insoluble salt (precipitate) or not. Therefore, the ions that will always be a spectator ion in a precipitation reaction are (b) NO3– and (c) NH4+.
Is so4 a spectator ion?
We can see that the sulfate ion is on the reactant side and the product side. So this must be our spectator ion. So the spectator ion is sulphate or SO42−.
Is H+ A spectator ion?
The hydrogen and hydroxide ions react to form water, but the sodium and chlorine ions stay in solution unchanged. They are spectator ions because they did not take part in the chemical reaction.
How do you find the spectator ions in a reaction?
Compare the reactant and product sides of the rewritten reaction and cross out the spectator ions. Any dissolved ions that appear in the same form on both sides are spectator ions.
What ions are always a spectator ion?
If we compare the solutions before and after the reaction, sodium and nitrate ions are present in both solutions. They do not undergo any chemical change at all. These ions are called spectator ions since they don’t participate in the chemical reaction at all (they just “watch”).
Which of the following is always a spectator ion?
According to the scalability rules, any ion that always makes an ionic compound soluble will always serve as a spectator ion for the first choices, chloride chloride is usually soluble, but there are some exceptions, such as lead to and silver.
What is one of the spectator ions in the following reaction?
The spectator ions in the reaction are sodium Na+ (aq) and hydroxide (OH)− (aq).