Edexcel IGCSE Chemistry 4b Linear Relationships Topic Practice

Pearson Edexcel International GCSE Chemistry (4CH1)

1 Principles of chemistry

(a) States of matter

(b) Elements, compounds and mixtures

(c) Atomic structure

(d) The Periodic Table

(e) Chemical formulae, equations and calculations

(f) Ionic bonding

(g) Covalent bonding

(h) Metallic bonding

(i) Electrolysis

2 Inorganic chemistry

(a) Group 1 (alkali metals) – lithium, sodium and potassium

(b) Group 7 (halogens) – chlorine, bromine and iodine

(c) Gases in the atmosphere

(d) Reactivity series

(e) Extraction and uses of metals

(f) Acids, alkalis and titrations

(g) Acids, bases and salt preparations

(h) Chemical tests

3 Physical chemistry

(b) Rates of reaction

(c) Reversible reactions and equilibria

4 Organic chemistry

(a) Introduction

(f) Carboxylic acids

(h) Synthetic polymers

5 Experimental skills

Problem-solving and application

Investigation planning and methods

Observations, measurements and variables

Analysis, communication and evaluation

6 Mathematical skills

1 Arithmetic and numerical computation

2 Handling data

4A Graphical and numerical forms

4B Linear relationships

4C Plot two variables

4D Slope and intercept

4E Tangents and rate of change

Question Bank/IGCSE Edexcel Chemistry/6 Mathematical skills/4 Graphs/4B Linear relationships

Question typeDifficulty