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Adding Ammonium Carbonate should give a White precipitate

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How do you test for barium ions in a solution?

Add a sulfate solution: BaSO4 precipitates!


What is the test for barium ions?

The test for barium ions involves adding a solution of a sulfate compound (e.g. sodium sulfate) to a solution containing the barium ions. A white precipitate of barium sulfate forms if barium ions are present.


How do you test for presence of Barium and Iodine in aqueous solution?

To test for the presence of barium in an aqueous solution, you can add a sulfate solution, such as barium sulfate, which will form a white precipitate if barium is present. For iodine, you can add a few drops of starch solution; if iodine is present, it will produce a blue-black color due to the formation of the iodine-starch complex. Both tests should be conducted under controlled conditions to ensure accurate results.


How can you test a solution for the barium ions?

Acidify the given solution with a few drops of concentrated HNO3 followed by the addition of 4 mol dm-3 sulphuric acid or ammonium sulphate. A white precipitate implies that there are Barium (II) ions present in the solution. The objective of the test give above is to recognize the Barium(II) ions as the white precipitate of barium sulphate which is not soluble in most of the solvents. Adding a sulphate solution at first might cause distractions as other cations such as strontium also make white precipitates with sulphate ions. Those other precipitates dissolve in dilute nitric acid.


Why do you add hydrochloric acid to test for sulphate?

Hydrochloric acid is added to a solution being tested for sulphate ions to precipitate the sulphate as barium sulphate. This is a confirmatory test for the presence of sulphate ions in the solution because barium sulphate is insoluble and forms a white precipitate.


I woke up this morning with a solution next to my bed and assumed it was a cationic solution and added some HCl to it which didn't produce a precipitate and flame test was pale green so what is in it?

My friend, it would appear you have a solution containing barium ions. If you would like add some sulfuric acid to precipitate the barium as barium sulfate.


How do you test for sodium sulfate?

One common method to test for sodium sulfate is by performing a precipitation reaction. Mixing a solution of sodium sulfate with a solution of barium chloride will result in the formation of a white precipitate of barium sulfate. The presence of this precipitate confirms the presence of sulfate ions, indicating the presence of sodium sulfate in the original solution.


What causes a precipitate to form when barium hydroxide solution and sulphuric acid are mixed?

When barium hydroxide solution is mixed with sulfuric acid, a white precipitate of barium sulfate is formed due to a double displacement reaction. Barium sulfate is insoluble in water and thus forms a solid precipitate. This reaction is used in chemistry labs to test for the presence of sulfate ions.


How do you test for the presence of barium ion?

A simple qualitative test is the flame test: barium has a pale/apple green color.


How do you test for sulphate ions?

add barium chloride or barium nitrate to a solution containing sulphate ions SO4 2-. To the same solution add hydrochloric acid in excess. OBSERVATIONS, a white precipitate which is insoluble in excess acid confirms presence of SO42- IF IT DISSOLVES then it confirms SO32- ----------------------------------------- 1) Add barium nitrate solution under acidic conditions (use an equal volume of hydrochloric acid) to the unknown solution 2) A white precipitate of barium sulphate forms if sulphate ions are present


What is the difference between a barium meal and a barium swallow?

Both a barium swallow and a barium meal test involve you swallowing a liquid suspension of barium sulphate before a series of X-rays are taken of your upper digestive tract. In a barium swallow test, X-ray images are taken of your pharynx (throat) and your oesophagus (the passageway that connects your throat to your stomach; sometimes called your gullet). In a barium meal test, X-ray images are taken of your stomach and the beginning of your duodenum (the beginning of your small intestine, the passageway that takes food away from your stomach). A barium meal test is often performed straight after a barium swallow test. Barium is a naturally occurring element that appears white on X-ray. In these tests, the barium is given as a cup of flavoured drink - like a milkshake. When swallowed, barium coats the walls of the digestive tract, which allows the shape of your upper digestive tract to be outlined on an X-ray. Without the barium your upper digestive tract would be barely visible on X-ray.


Is reaction of dilute sulfuric acid with barium chloride solution a slow or fast or moderate reaction?

The reaction of dilute sulfuric acid with barium chloride solution is typically a fast reaction, resulting in the formation of a white precipitate of barium sulfate. This reaction is a common test for the presence of sulfate ions due to the insolubility of barium sulfate in water.