CH-1028
Reactions of acids
Chemistry · Secondary 4 · Easy · Reactions of acids
A student adds excess dilute hydrochloric acid to solid copper(II) carbonate.
Which observation is expected?
Which observation is expected?
- Green solid dissolves with effervescence
- Blue precipitate forms with no gas
- Colourless gas with a pop sound is produced
- Brown gas with pungent smell is produced
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