CramX Logo

Q
QuestionChemistry

Question 9 of 10 Which of the following best describes spectator ions? A. Ions that are made of a single element B. Ions that combine to form a precipitate C. Ions made when compounds dissolve in water D. Ions that do not participate in the reaction
12 months agoReport content

Answer

Full Solution Locked

Sign in to view the complete step-by-step solution and unlock all study resources.

Step 1:
Let's solve this step by step:

Step 2:
: Understanding Spectator Ions

Spectator ions are ions present in a solution that do not actively participate in a chemical reaction. They remain unchanged and do not take part in the chemical transformation.

Step 3:
: Analyzing the Definition

- These ions are typically found in aqueous solutions - They are present in the solution but do not undergo any chemical changes - They do not form new compounds or participate in the reaction mechanism

Step 4:
: Examining the Answer Choices

A. Ions that are made of a single element - This is not the correct definition of spectator ions B. Ions that combine to form a precipitate - This describes reactive ions, not spectator ions C. Ions made when compounds dissolve in water - This describes the formation of ions, but not their role in a reaction D. Ions that do not participate in the reaction - This precisely describes spectator ions

Step 5:
: Providing an Example

In a reaction like $$AgNO_{3(aq)} + NaCl_{(aq)} \rightarrow AgCl_{(s)} + NaNO_{3(aq)}
- Na^{+} and NO_{3}^{-} are spectator ions - They are present in the solution but do not react

Final Answer

Ions that do not participate in the reaction