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The mixing of aqueous solutions of chromium(III) nitrate and sodium sulfide produces brownish black powder as?
The mixing of aqueous solutions of chromium(III) nitrate and sodium sulfide produces brownish black powder as a precipitate.
1) write a balanced equation that describes the dissociation of chromium nitrate in water
2) write the balanced net ionic equation that describes the reaction
3) what are the spectator ions?
2 Answers
- Trevor HLv 79 years agoFavorite Answer
molecular equation:
2 Cr(NO3)3(aq) + 3 Na2S(aq) = 6 NaNO3(aq) + Cr2S3(s)
ionic equation
2Cr 3+(aq) + 6NO3-(q) + 6Na+(aq) + 3S 2-(aq) → 6Na+(aq) + 6NO3-(aq) + Cr2S3(s)
Net ionic equatin:
2Cr 3+(aq) + 3S2-(aq) → Cr2S3(s)
The spec tator ions are Na+ and NO3-
