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3.3 Types of chemical reactions

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Question 17
H

The diagrams show the particles in four acid solutions, P, Q, R and S. Each diagram shows the same volume of solution. Water molecules are not shown.

image

Which diagram represents a dilute solution of a weak acid?

[1]
A

P

B

Q

C

R

D

S

Markscheme

3.3 Types of chemical reactions Questions

  1. GCSE
  2. /Chemistry
  3. /3.3 Types of chemical reactions

53 exam-style questions on OCR GCSE Chemistry 3.3 Types of chemical reactions, covering 3.3.1 Oxidation and reduction in terms of oxygen, 3.3.2 Acids, alkalis and neutralisation, 3.3.3 The pH scale and measuring pH, 3.3.4 Oxidation and reduction in terms of electrons, 3.3.5 Dilute and concentrated, weak and strong acids, and 3.3.6 Hydrogen ion concentration and pH. Each one has a worked solution and a mark scheme showing where the marks go.

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