Which substance reacts with dilute sulfuric acid to form a salt that can be removed from the resulting mixture by filtration?

aqueous barium chloride

aqueous sodium hydroxide

copper

copper(II) carbonate

Chemistry

IGCSE&ALevel

CAIE

Exam No：0620_m24_qp_22 Year：2024 Question No：24

Answer:

Knowledge points:

7.3.1.1. an alkali by titration

7.3.1.2. excess metal

7.3.1.3. excess insoluble base

7.3.1.4. excess insoluble carbonate

7.3.2.1. sodium, potassium and ammonium salts are soluble

7.3.2.2. nitrates are soluble

7.3.2.3. chlorides are soluble, except lead and silver

7.3.2.4. sulfates are soluble, except barium, calcium and lead

7.3.2.5. carbonates are insoluble, except sodium, potassium and ammonium

7.3.2.6. hydroxides are insoluble, except sodium, potassium, ammonium and calcium (partially)

7.3.3. Define a hydrated substance as a substance that is chemically combined with water and an anhydrous substance as a substance containing no water

7.3.4. Describe the preparation of insoluble salts by precipitation

7.3.5. Define the term water of crystallisation as the water molecules present in hydrated crystals

Which substance reacts with dilute sulfuric acid to form a salt that can be removed from the resulting mixture by filtration?

Answer:

Knowledge points:

Solution:

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