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State two conditions necessary for rusti...

State two conditions necessary for rusting of iron.

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Rusting of iron takes place in (i) the presence of air and (ii) presence of moisture.
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CHETAN PUBLICATION-CHEMICAL REACTIONS AND EQUATIONS-ANSWER THE FOLLOWING
  1. What is the reaction called when oxidation and reduction take place si...

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  2. Write the reaction of formation of Fe ^(2+) by the reduction Fe^(3+) b...

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  3. State two conditions necessary for rusting of iron.

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  4. Define the term : solution .

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  5. In terms of chemistry what happens actually , when a molecule is oxidi...

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  6. Identify the reactants and products of equation: Vegetable Oil((l))+H(...

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  7. What is the number of reactants in the following reactions. {:(NH(3(...

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  8. What is the number of molecules of reactants taking part in the above ...

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  9. How many products are formed in each of the above reaction ?

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  10. Write the electronic concept of oxidation and reduction reactions.

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  11. The rate of decomposition of hydrogen peroxide decreases in presence o...

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  12. Define reactant and product.

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  13. Oxygen, hydrogen, and sulphur are examples for?

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  14. Explain the similarity and difference in two events, namely adding NaO...

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  15. What is rancidity ?Mention only two ways which rancidity can be preve...

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  16. Why is it easier for you to float in salt water than in fresh water?

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  17. Identify from the following reaction the reactsnat that undergo oxidat...

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  18. Classify the reactions into different type. AgNO(3(aq)) + NaCl((s))t...

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  19. Classify the reactions into different type. CaO((s) + H(2)O ((l))to ...

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  20. Classify the reactions into different type. 2KClO(3(s)) overset(Delt...

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