Neutralization — Homi Bhabha Exam Chemistry MCQs with Solutions
Free Homi Bhabha Exam Chemistry Neutralization MCQs with step-by-step solutions (6 questions). Part of Acids, Bases & Salts. Practise online on Prepizo — no login needed.
▶ Practise Neutralization online (free)
Questions with solutions
Q1 — Neutralization · medium · theory
In a neutralisation reaction, an acid and a base react to form:
A. only salt
B. a new acid
C. hydrogen and oxygen
D. salt and water ✓ Correct
Solution: Acid + base → salt + water is the general neutralisation reaction.
Q2 — Neutralization · hard · theory
Hydrochloric acid reacts with sodium hydroxide to give:
A. sodium and chlorine
B. sodium chloride and water ✓ Correct
C. sodium carbonate
D. hydrogen and oxygen
Solution: HCl + NaOH → NaCl + H₂O (a neutralisation).
Q3 — Neutralization · medium · theory
An antacid tablet relieves acidity in the stomach by:
A. neutralising the excess hydrochloric acid ✓ Correct
B. cooling the stomach
C. producing more acid
D. increasing the acid
Solution: Antacids are mild bases that neutralise the excess stomach acid.
Q4 — Neutralization · hard · theory
A bee sting, which is acidic, can be soothed by applying:
A. baking soda (a mild base) ✓ Correct
B. common salt
C. vinegar (an acid)
D. lemon juice (an acid)
Solution: A mild base like baking soda neutralises the acidic sting.
Q5 — Neutralization · medium · theory
Farmers add slaked lime (calcium hydroxide) to acidic soil to:
A. neutralise the excess acidity ✓ Correct
B. add nitrogen
C. kill all crops
D. increase the acidity
Solution: The base neutralises the acid, restoring a pH suitable for crops.
Q6 — Neutralization · hard · theory
Toothpastes are usually basic in nature so that they can:
A. dissolve the teeth
B. produce hydrogen gas
C. neutralise the acids formed by bacteria in the mouth ✓ Correct
D. increase mouth acidity
Solution: Basic toothpaste neutralises acids that would otherwise attack tooth enamel.