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CHHAYA PUBLICATION-HYDROGEN-QUESTION-ANSWER ZONE FOR BOARD EXAMINATION (VERY SHORT ANSWER TYPE)
- Explain why H(2) is more reactive than D(2).
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- What change is expected to take place when vegetable oils are hydrogen...
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- Which isotope of hydrogen is used in nuclear reactors?
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- Why are ionic hydrides used as solid fuels?
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- The densities of ionic hydrides are greater than that of the metal fro...
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- Give examples of two interstitial hydrides.
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- Which gaseous compound on treatment with dihydrogen produces methanol?
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- Give the chemical reaction that occurs when hydrogen is used as a rock...
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- A sample of water containing KCL does not behave as hard water, but a ...
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- What is EDTA, a compound used to determine the hardness of water?
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- Can distilled water be called deionised water?
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- What is the difference between the water softened by the permutit proc...
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- What will be the hardness of a sample of water, 10^(6) g of which cont...
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- What is calgon?
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- Give the chemical formula of permutit.
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- What is the main source of heavy water?
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- Can sea animals survive in distilled water?
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- Although D(2)O resembles H(2)O chemically, yet it is a toxic substance...
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- Which compound is used to colour hair golden?
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- What is the trade name of hydrogen peroxide used as an antiseptic?
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