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VGS PUBLICATION-BRILLIANT-ATOMS ,MOLECULES AND CHEMICAL REACTIONS-EXERCISE
- Explain ‘displacement reaction’ with an activity.
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- How do metal displaces hydrogen from acids? Explain with an activity.
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- Describe the reaction of iron with Copper sulphate through an activity...
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- How do you prove that iron is more reactive than copper?
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- Write an activity to each of the following chemical reaction. B) Che...
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- Define double displacement reaction and give an example.
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- Take a pinch of lead nitrate and dissolve in 5.0 ml of distilled water...
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- Take a pinch of lead nitrate and dissolve in 5.0 ml of distilled water...
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- Take a pinch of lead nitrate and dissolve in 5.0 ml of distilled water...
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- Prove Oxidation and Reduction reactions with an experiment.
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- Explain redox reactions with an experiment.
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- Do you get the same result if the conical flask is not closed?
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- Recall the burning of magnesium ribbon in air. Do you think mass is co...
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- 100g. of mercuric oxide decomposes to give 92.6g. of mercury and 7.4g....
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- Discuss with your friends if the carbon dioxide that you breathe out a...
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- Which postulate of Dalton’s theory is the result of the law of conserv...
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- Which postulate of Dalton’s theory can explain the law of constant pro...
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- Where does the matter charcoal go?
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- Wet clothes dry after sometime – where does the water go? What happens...
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- What happens to sulphur on burning it in air?
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