Periodic Table and Atomic Structure

1

Matter, Particles and the Smallest Unit of an Element

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2

Elements, Symbols and Representing Atoms

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3

Elements, Compounds and Mixtures Revisited Through Particles

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4

Why Scientists Use Models

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5

From Matter Classification to Atoms, Unit Entry Synthesis

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6

Inside the Atom, Protons, Neutrons and Electrons

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7

Atomic Number and Mass Number

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8

Isotopes, Same Element, Different Number of Neutrons

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9

Ions, Cations and Anions

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10

How Atomic Models Changed Over Time

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11

Comparing Atomic Models and Their Usefulness

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12

The Periodic Table as a Scientific System

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13

Groups, Periods and Locating Elements

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14

Metals, Non-metals and Metalloids

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15

Simple Patterns in the Periodic Table

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16

Using the Periodic Table to Compare Elements

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17

Properties of Elements and Why They Matter

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18

Uses of Elements in Everyday Life and Technology

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19

Compounds and Their Uses

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20

Chemical Formulas and Naming

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21

Scientific Discoveries That Changed Uses of Substances

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22

Unit Synthesis and Depth Study Preparation

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Q1

Checkpoint 1

Lessons 1–5

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Q2

Checkpoint 2

Lessons 6–11

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Q3

Checkpoint 3

Lessons 12–16

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Q4

Checkpoint 4

Lessons 17–22

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QZ

Unit Quiz

Full unit cumulative assessment

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