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1. What is a mass number?

Question 1 of 10

2. This diagram shows one repeat unit of a polymer. Name the monomer used to make this polymer.

Question 2 of 10

3.

If 2 similar test tubes contain acid, and a different metal sample is added to each, how might you tell which metal is more reactive?

Question 3 of 10

4. Why is the melting point of a smaller molecule lower than that of a larger molecule?

Question 4 of 10

5. What type of reaction is esterification (the making of an ester)?

Question 5 of 10

6. In an endothermic reaction, which is greater: the energy taken in when breaking bonds or the energy released when bonds are made?

Question 6 of 10

7. Write the word equation to represent the reaction between hydrochloric acid and calcium

Question 7 of 10

8. When NaOH is added to a sample, a brown precipitate forms. What cation was present in the sample?

Question 8 of 10

9. Why are alkenes classified as unsaturated hydrocarbons?

Question 9 of 10

10. What is the formula for aluminium nitrate?

Question 10 of 10


 

2022-03-09T21:22:06+00:00Categories: Uncategorized|Tags: |
tutorMyself Chemistry is a non-commercial tool to support learning for Edexcel iGCSE Chemistry at one of Britain's top public schools.
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Section 1: Principles of chemistry

      a) States of matter

      b) Atoms

      c) Atomic structure

     d) Relative formula masses and molar volumes of gases

     e) Chemical formulae and chemical equations

     f) Ionic compounds

     g) Covalent substances

     h) Metallic crystals

     i) Electrolysis

 Section 2: Chemistry of the elements

     a) The Periodic Table

     b) Group 1 elements: lithium, sodium and potassium

     c) Group 7 elements: chlorine, bromine and iodine

     d) Oxygen and oxides

     e) Hydrogen and water

     f) Reactivity series

     g) Tests for ions and gases

Section 3: Organic chemistry

     a) Introduction

     b) Alkanes

     c) Alkenes

     d) Ethanol

Section 4: Physical chemistry

     a) Acids, alkalis and salts

     b) Energetics

     c) Rates of reaction

     d) Equilibria

Section 5: Chemistry in industry

     a) Extraction and uses of metals

     b) Crude oil

     c) Synthetic polymers

     d) The industrial manufacture of chemicals

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