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An atom of element E contains 3 protons,...

An atom of element E contains 3 protons, 3 electrons and 4 neutrons : (b) What is its mass number ?

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MODERN PUBLICATION-SURFACE CHEMISTRY-EXERCISE
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  2. Magnet is made up of which alloy?

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  3. An atom of element E contains 3 protons, 3 electrons and 4 neutrons : ...

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  4. What is meant by coagulation of a colloidal solution ? Describe briefl...

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  5. State whether the statement is true or false- The alloy which is used ...

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  6. In the making of fire arms like guns and pistol, an alloy is used whic...

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  7. Define enzyme catalysis. What is the reason for its specific action ?

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  8. An atom of element E contains 3 protons, 3 electrons and 4 neutrons : ...

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  9. Taking two examples of heterogeneous catalytic reactions, explain how ...

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  10. An atom of element E contains 3 protons, 3 electrons and 4 neutrons : ...

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  11. Define the following term and give an example : Coagulation .

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  12. Define the following term and give an example : Emulsion.

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  13. An atom of element E contains 3 protons, 3 electrons and 4 neutrons : ...

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  14. An atom of element E contains 3 protons, 3 electrons and 4 neutrons : ...

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  15. Define the following term and give an example : Electrophoresis .

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  16. Define the following term and give an example : Gold number.

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  17. Give three differences between multimolecular colloids and macromolecu...

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  18. What is the difference between multimolecular and macromolecular collo...

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  19. What do you mean by gold number ?

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  20. What are emulsions ? Give an example of oil in water and water in oil ...

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