2012 O Level Chemistry Paper 2 Answers 2021 May 2026

(b) Calculate the number of moles of oxygen required to burn 2 moles of methane.

(1 mark)

(3 marks)

Answer: \(CH_4 + 2O_2 ightarrow CO_2 + 2H_2O\) 2012 o level chemistry paper 2 answers

The 2012 O Level Chemistry Paper 2 exam consisted of two sections: Section A and Section B. Section A contained multiple-choice questions that tested students’ knowledge of fundamental chemistry concepts, while Section B comprised structured questions that required students to apply their knowledge to solve problems. (b) Calculate the number of moles of oxygen

Answer: 4 moles