IGCSE O Level Chemistry MCQs - Chapter 1

Acids and Bases MCQ (Multiple Choice Questions) PDF - 2

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The MCQ: NaOH + HCl →; "Acids and Bases" App Download Android & iOS (Free) with answers nacl + h₂, na(oh)₂ + h₂, nacl + h₂o and nacl + h₂ + o₂ to study online school courses. Practice chemical reactions quiz questions, download Apple Book (Free Sample) for best online colleges for teaching degree.

Acids & Bases Questions & Answers PDF Download: MCQ Quiz 2

MCQ 6: NaOH + HCl →

A) Na(OH)₂ + H₂

B) NaCl + H₂

C) NaCl + H₂O

D) NaCl + H₂ + O₂

MCQ 7: Phosphoric acid has the formula

A) H₂PO₃

B) H₂PO₄

C) H₃PO₄

D) H₃PO₃

MCQ 8: In Universal indicators, red color shows

A) strong acids

B) strong alkalis

C) weak acids

D) weak bases

MCQ 9: What is true about bases (OH^-)?

A) they are corrosive

B) they turn litmus from blue to red

C) they turn litmus from red to blue

D) they are non-metal oxides

MCQ 10: Acids (H⁺) reacts with metal hydroxides (-OH^-) to from

A) salt and water

B) salt and hydrogen gas

C) salt and hydrogen oxides

D) salt and alkali

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