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How is hydrogen obtained from alkali....

How is hydrogen obtained from alkali.

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`Al+2NaOH+2H_(2)Oto2NaAlO_(2)+3H_(2)`
`Zn+2NaOHtoNa_(2)ZnO_(2)+H_(2)`
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ICSE-SPECIMEN PAPER 1-SECTION II
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  2. Write your observations when dilute sulphuric acid is added to the fol...

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  3. Write balanced equations An acidic oxide reacts with water to give t...

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  4. Write balanced equations For the removal of carbondioxide from hydro...

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  5. Complete the following equations and state whether they are oxidation ...

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  6. Complete the following equations and state whether they are oxidation ...

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  7. Complete the following equations and state whether they are oxidation ...

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  8. Complete the following equations and state whether they are oxidation ...

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  9. The valency of nitrogen in nitrogen dioxide (NO2) is

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  10. Name the following: An alkaline earth metal in period 3 of the per...

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  11. Select the correct answer from the following: A salt which leaves ye...

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  12. Volume : Temperature relationship is given by

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  13. Urea is a very important nitrogenous fertiliser. Its formula is CON(2)...

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  14. Under what conditions does coke react with water to form water gas?

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  15. How is hydrogen obtained from alkali.

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  16. State the law of conservation of mass.

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  17. Certain amount of washing soda crystals are exposed to atmosphere, a l...

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  18. The salt which is deliquescent : Washing soda ; Glaubers salt ; ...

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  19. The anhydrous salt which is used to test water as it changes colour wh...

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  20. Select the correct answer from the following: A salt which leaves ye...

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