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Classify the following into those causin...

Classify the following into those causing temporary hardness : `[Mg(HCO_3)_2 , Ca(HCO_3)_2 , `CaSO_4` ]`

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MAXIMUM PUBLICATION-Hydrogen-EXERCISE
  1. Write one method each for the laboratory preparation of dihydrogen fro...

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  2. Write one method each for the laboratory preparation of dihydrogen fro...

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  3. Classify the following into those causing temporary hardness : [Mg(HCO...

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  4. Classify the following into those causing permanent hardness: [CaSO4 ...

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  5. The bond angle in water is different from the tetrahedral bond angle ....

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  6. What is the bond angle and shape of water?

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  7. Among NH3, H2O and HF which would you expect to have highest magnitude...

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  8. Soap does not give lather with hard water. Why?

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  9. What are the disadvantages of hard water?

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  10. Write one example each for the oxidising action of H2O2 in acidic medi...

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  11. Write one example each for the reducing action of H2O2 in acidic medi...

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  12. Write two examples for redox reactions involving water.

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  13. Distinguish between: Hard and Heavy water

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  14. Distinguish between : Temporary and permanent hardness of water.

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  15. Hydrogen combines with elements to give binary compounds known as hydr...

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  16. Hydrogen combines with elements to give binary compounds known as hydr...

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  17. Prepare a short note on different types of hydrides

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  18. Analyse the equation: 2Na+H2 rarr 2NaH In this chemical equation, H2 r...

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  19. Analyse the equation: 2Na+H2 rarr 2NaH Hydrogen reacts with metals ...

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  20. Analyse the equation: 2Na+H2 rarr 2NaH Hydrogen is in…………….. oxidatio...

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