Which ion is present in ALL aqueous acid solutions?

Which ion is present in ALL aqueous alkali solutions?

State the name of the ion that defines an aqueous acid.

State the name and formula of the ion that defines an aqueous alkali.

A student tests a solution and finds it contains OH⁻(aq) ions. What can they conclude?

Write the ionic equation for a neutralisation reaction. Include state symbols.

Why is H⁺(aq) + OH⁻(aq) → H₂O(l) called the 'universal' ionic equation for neutralisation?

What is the product of the reaction H⁺(aq) + OH⁻(aq) → ? Name it and give its state symbol.

Which of the following correctly represents the ionic equation for neutralisation?

Explain, in terms of ions, what happens during a neutralisation reaction.

In the reaction between nitric acid (HNO₃) and potassium hydroxide (KOH), identify the two spectator ions.

In the reaction HCl(aq) + NaOH(aq) → NaCl(aq) + H₂O(l), which ions are spectators?

In the reaction between sulfuric acid (H₂SO₄) and sodium hydroxide (NaOH), identify the spectator ions.

Why are spectator ions NOT included in the ionic equation?

A student reacts hydrochloric acid with potassium hydroxide. Write: (a) the full molecular equation, (b) the ionic equation, and (c) name the two spectator ions.