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What is EDTA, a compound used to determi...

What is EDTA, a compound used to determine the hardness of water?

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EDTA is the disodium salt of ethylenediamine tetraacetic acid [Na`O_(2)`C(COOH)NC`H_(2) CH_(2)` N(COOH)COONa].
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CHHAYA PUBLICATION-HYDROGEN-QUESTION-ANSWER ZONE FOR BOARD EXAMINATION (VERY SHORT ANSWER TYPE)
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  2. Give examples of two interstitial hydrides.

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  3. Which gaseous compound on treatment with dihydrogen produces methanol?

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  4. Give the chemical reaction that occurs when hydrogen is used as a rock...

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  5. A sample of water containing KCL does not behave as hard water, but a ...

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  6. What is EDTA, a compound used to determine the hardness of water?

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  7. Can distilled water be called deionised water?

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  8. What is the difference between the water softened by the permutit proc...

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  9. What will be the hardness of a sample of water, 10^(6) g of which cont...

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  10. What is calgon?

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  11. Give the chemical formula of permutit.

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  12. What is the main source of heavy water?

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  13. Can sea animals survive in distilled water?

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  14. Although D(2)O resembles H(2)O chemically, yet it is a toxic substance...

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  15. Which compound is used to colour hair golden?

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  16. What is the trade name of hydrogen peroxide used as an antiseptic?

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  17. What is the strength in normality of a '11.2 volume' H(2)O(2) solutio...

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  18. Name a compound which suppresses the decomposition of H(2)O(2)

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  19. H(2)O(2) molecule has an open-book like structure. What is the angle b...

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