Gujarat BoardEnglish MediumSTD 11 ScienceChemistryRedox Reactions1 Mark
Question
What are spectator ions? Give one example.
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Answer
Spectator ions are ions that stay unaffected during a chemical reaction. They appear both as reactant and as product in an ionic equation, e.g. in the following ionic equation, the sodium and nitrate ions are spectator ions.
$\text{Ag}^+\text{(aq)}+\text{NO}^-_3\text{(aq)}+\text{Na}^+\text{(aq)}+\text{Cl}^-\text{(aq)}\\\xrightarrow{\ \ \ \ \ \ \ \ }\text{AgCl(s)}+\text{Na}^+\text{(aq)}+\text{NO}^-_3\text{(aq)}$
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