Description

Worksheet Contents

• This worksheet covers revision of Year 9 content:

• Matter

• Pure substances

• Elements

• Compounds

• Mixtures

• Chemical Subunits

• Atoms

• Chemical bonds

• Molecules

• Lattices

• Atomic Structure

• Protons

• Neutrons

• Electrons

• Atomic number

• Mass number

• Isotopes

• Electron Configuration

• Shell-filling rules

• Valence shell and valence electrons

• Includes:

• Unit outline.

• Cloze activity (fill in the blanks).

• Short-answer questions.

• Table-completing questions.

• Teacher version containing complete answers.

• Aligned to the Australian Year 9-10 Science curriculum.

• 10 pages.

Learning Outcomes

• By the end of this worksheet students will be able to:

• ☑   Explain what an atom is.

• ☑   Describe the subatomic structure of atoms, including protons, neutrons, electrons, nucleus and electron shells.

• ☑   Define atomic number and mass number.

• ☑   Explain what isotopes are.

• ☑   Describe the distribution of mass and electric charge within an atom.

• ☑   Explain how electrons shells are filled.

• ☑   Write the electron configuration of the first 20 elements.

• ☑   Define valence shell and valence electron.

• ☑   Describe a molecule and a lattice.

• ☑   Compare an atom and an ion.

• ☑   Define element and compound.

• ☑   Describe the arrangement of atoms in elements and compounds.

• ☑   Identify the type and ratio of atoms in a compound, based on its formula.

 

This resource is also included in the Year 10 Chemistry PDF Workbook.

 

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