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3.3 Types of chemical reactions

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Question 10
F

A student adds magnesium carbonate powder to dilute hydrochloric acid until no more fizzing happens.

Statement 1: The salt made is magnesium chloride.

Statement 2: Water is one of the products.

Statement 3: The reaction can be summarised as H++OH−→H2O\mathrm{H^{+} + OH^{-} \rightarrow H_{2}O}H++OH−→H2​O.

Which statements are correct?

[1]
A

1 only

B

1 and 2 only

C

1 and 3 only

D

2 and 3 only

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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