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Qualitative analysis

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Question 5

An unlabelled beaker contains dilute hydrochloric acid. A student adds a portion of this acid to two separate test tubes:

  • Test Tube 1 contains aqueous sodium carbonate (Na2CO3Na_2CO_3Na2​CO3​)
  • Test Tube 2 contains aqueous silver nitrate (AgNO3AgNO_3AgNO3​)

Which row correctly shows the observations made in each test tube?

Test Tube 1: no change; Test Tube 2: precipitate

Test Tube 1: effervescence; Test Tube 2: precipitate

Test Tube 1: effervescence; Test Tube 2: no change

Test Tube 1: no change; Test Tube 2: no change

Qualitative analysis Questions

  1. A Level
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