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Question Bank [2022] — Chemistry STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceChemistryQuestion Bank [2022]3 Marks
Question
Write one application of the following buffer:
$NH_4OH + NH_4Cl$
✓

Answer

In qualitative analysis, a pH of $8$ to $10$ is required for precipitation of cations IIIA group. It is maintained with the use of $(NH_4OH + NH_4Cl)$ buffer.

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