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3.3 Types of chemical reactions

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Question 7
H

Which statement about pH and the concentration of hydrogen ions is correct?

[1]
A

An alkaline solution has a higher concentration of H+\mathrm{H^{+}}H+ ions than a neutral solution.

B

A neutral solution contains no H+\mathrm{H^{+}}H+ ions.

C

The higher the concentration of H+\mathrm{H^{+}}H+ ions, the higher the pH.

D

The higher the concentration of H+\mathrm{H^{+}}H+ ions, the lower the pH.

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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