15 questions in Acids, bases and salts at Form 5 · BGCSE
Most triedMost missedNewest- Acids produce which ions in water?
- Which gas is given off when a metal reacts with an acid?
- Which gas is given off when an acid reacts with a carbonate?
- Farmers add lime to soil to…
- Which salt is formed by sulfuric acid and copper(II) oxide?
- Carbon dioxide dissolves in water to form carbonic acid, H₂CO₃, which is a weak acid.
- To determine the energy change of a reaction, 25.0 cm³ of sodium hydroxide solution was poured into a polystyrene cup. Different volumes of hydrochlo…
- Ammonium sulphate, (NH₄)₂SO₄, is made by reacting dilute sulphuric acid with excess ammonia and then evaporating the solution. Dilute sulphuric acid …
- Study the flow chart: mixture of gas F + gas H ⇌ ammonium salt G (cool/heat); G dissolves in water; with aqueous sodium hydroxide it gives gas H, whi…
- Study the reaction scheme: dilute nitric acid reacts with metal R to give colourless solution S and colourless gas T. S with aqueous sodium hydroxide…
- Zinc carbonate reacts with dilute nitric acid to form zinc nitrate, carbon dioxide and water. Zinc nitrate crystals decompose on heating.
- Choose one substance from the list that fits the given description: barium sulphate, copper, calcium hydroxide, carbon dioxide, hydrogen, oxygen, cal…
- Hydrochloric acid was added from a burette to 20 cm³ of aqueous potassium hydroxide containing a few drops of Universal Indicator. The graph shows th…
- A student attempted to prepare potassium chloride crystals from the mixture of 20 cm³ potassium hydroxide and 35 cm³ hydrochloric acid. Small amounts…
- Sulphuric acid is manufactured industrially from sulphur by the Contact Process.