A student was asked to collect apparatus from lab store, for doing experiment of pH of given sample. Identify the article which he is not supposed to pick.
  1. pH paper
  2. Dropper
  3. Litmus paper
  4. Petri dish

AcademicChemistryNCERTClass 10

Correct Answer: (d) Petri dish

Explanation: Petri dish is not required for doing experiments on pH.

raja
Updated on 10-Oct-2022 12:46:41

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