Classification of matter. Science State Board, Class 9: lessons, tests, tasks.

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1.	Introduction to atoms, molecule and element
2.	Introduction to matter
3.	Pure substances
4.	Introduction to elements
5.	Properties of Metals, Non-metals and Metalloids
6.	What is a Molecule?
7.	Compounds
8.	Difference between elements and compounds

1.	Answer the following questions Difficulty: easy	2
2.	Choose the correct answer: Compounds and mixtures Difficulty: easy	2
3.	State of metals and non-metals Difficulty: easy	2
4.	Analyse the statements about atoms, molecules, elements and compounds Difficulty: easy	2
5.	Compounds and elements: choose the correct option from the given. Difficulty: medium	3
6.	Elements and compounds Difficulty: medium	3
7.	Metals, non-metals and metalloids Difficulty: medium	4
8.	Physical properties of metals and non-metals Difficulty: medium	3
9.	Pure and impure substances: word matching Difficulty: medium	3
10.	Compounds and its constituent elements Difficulty: medium	3
11.	Physical properties of metals and non-metals Difficulty: medium	3
12.	Introduction to atoms and elements: statement and word match Difficulty: medium	3
13.	Metals and non-metals Difficulty: medium	4
14.	Compounds and its constituent elements Difficulty: hard	5
15.	Answer the following questions Difficulty: hard	5
16.	Situation based questions about atomicity of molecules Difficulty: hard	5
17.	Choose the correct answers Difficulty: hard	5
18.	Analyse the statements about molecules, compounds and elements Difficulty: hard	5

1.

Training Test

Difficulty: medium

7

1.

Methodical recommendation

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