MYP Chemistry Topic 5.9 Formation of Salts Questionbank

In the preparation of an insoluble salt via precipitation, what is the primary purpose of washing the solid residue on the filter paper with distilled water?

In the preparation of a soluble salt from an acid and an insoluble metal carbonate, what is the primary reason for filtering the mixture after the reaction is complete?

Which of the following balanced equations correctly represents the neutralisation reaction between sodium hydroxide and sulfuric acid?

2\text{NaOH}(\text{aq}) + \text{H}_2\text{SO}_4(\text{aq}) \rightarrow \text{Na}_2\text{SO}_4(\text{aq}) + 2\text{H}_2\text{O}(\text{l})

Which of the following is a specific practical use for copper(II) sulfate crystals in agriculture?

When preparing a soluble salt from an acid and a soluble base (alkali), why is a titration method typically used in the laboratory?

To dissolve the precipitate for further testing

To remove any remaining soluble spectator ions from the surface

To encourage the growth of larger, cubic crystals

To neutralize any unreacted acid left in the solid

To collect the salt crystals

To speed up the evaporation process

To remove the water from the salt

To remove the excess unreacted carbonate

2\text{NaOH}(\text{aq}) + \text{H}_2\text{SO}_4(\text{aq}) \rightarrow \text{Na}_2\text{SO}_4(\text{aq}) + 2\text{H}_2\text{O}(\text{l})

\text{NaOH}(\text{aq}) + \text{H}_2\text{SO}_4(\text{aq}) \rightarrow \text{Na}_2\text{SO}_4(\text{aq}) + \text{H}_2(\text{g})

\text{NaOH}(\text{aq}) + \text{H}_2\text{SO}_4(\text{aq}) \rightarrow \text{NaSO}_4(\text{aq}) + \text{H}_2\text{O}(\text{l})

2\text{Na}(\text{s}) + \text{H}_2\text{SO}_4(\text{aq}) \rightarrow \text{Na}_2\text{SO}_4(\text{aq}) + \text{H}_2(\text{g})

MYP Chemistry 5.9 Formation of Salts Questionbank

MYP Chemistry 5.9 Formation of Salts Questionbank

MYP Chemistry 5.9 Formation of Salts Questionbank

MYP Chemistry 5.9 Formation of Salts Questionbank

MYP MYP Chemistry Topic 5.9 Formation of Salts Questionbank