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Theory
Practice Questions
1. |
Chemical changes
Difficulty: easy |
2
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2. |
Exothermic and endothermic changes
Difficulty: easy |
2
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3. |
Permanent changes
Difficulty: easy |
2
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4. |
Match the words about rusting and indicators of chemical changes
Difficulty: easy |
2
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5. |
Exothermic and endothermic changes
Difficulty: medium |
4
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6. |
Changes
Difficulty: medium |
6
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7. |
Fermentation, periodic and non-periodic changes
Difficulty: medium |
6
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8. |
Chemical changes around us
Difficulty: medium |
4
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9. |
Condition and indicators for chemical change
Difficulty: medium |
4
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10. |
Exothermic and endothermic changes
Difficulty: medium |
4
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11. |
Types of chemical changes
Difficulty: hard |
6
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12. |
Permanent changes
Difficulty: hard |
6
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13. |
Find the jumbled words: Chemical changes
Difficulty: hard |
9
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14. |
Analyse the statements about changes
Difficulty: hard |
9
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Tests
1. |
Training Test
Difficulty: medium |
6
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