Chemistry · Acids, Bases and Salts
What observation will you record if a few drops of NaOH solution are added to a test tube containing HCl solution?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It shows a prominent brown precipitate at the bottom.
- 2The test tube becomes warm due to an exothermic reaction.✓
- 3It gives off a sharp, pungent-smelling gas.
- 4The solution turns deep blue instantly.
Correct answer
The test tube becomes warm due to an exothermic reaction.
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