Which salt produces white PPT with AgNO3 which becomes black on standing?

Which salt gives white PPT with AgNO3?


What forms white PPT with AgNO3?

NaCI is a covalent compound and forms AgCl as white ppt.

What forms a precipitate with AgNO3?

For example, when an aqueous solution of silver nitrate (AgNO3) is added to the aqueous solution of sodium chloride (NaCl), a white precipitate of silver chloride (AgCl) is formed that is indicated by the following chemical reaction. … Ionic compounds dissociate into ions when dissolved in water (aqueous solution).

Is AgNO3 a white precipitate?

When a few drops of a silver nitrate solution are added to a slightly acidic aqueous solution that contains chloride ions, a white precipitate of silver chloride will form.

Which of the following gives white precipitate with silver nitrate?

Benzyl chloride gives a ‘white ppt. while ethyl iodide gives yellow ppt with alcoholic silver nitrate solution.

Which gives white PPT with ammoniacal AgNO3?

1- butyne forms white precipitate with ammoniacal silver nitrate solution while 2- butyne does not.

What creates white precipitate?

Many metal ions produce white precipitates with sodium hydroxide. These are the two tests you would carry out to identify a metal ion: add dilute ammonia solution.

Observation with dilute NaOH.

Ion A few drops Excess
Zn 2+ White precipitate forms Precipitate redissolves
Ca 2+ White precipitate forms No change
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What compound forms a precipitate with silver nitrate?

For example, when silver nitrate and potassium bromide are mixed, a precipitate of silver bromide forms. The ions that remain in solution are written together as an aqueous, ionic compound on the products side.