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ICSE-HYDROGEN-VERY SHORT ANSWER TYPE QUESTIONS
- Which process of manufacture of dihydrogen makes use of red hot coke a...
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- Why is dihydrogen not much reactive at ordinary temperatures ?
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- Write the hydrides of Sodium and Magnesium.
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- What type of elements do form saline hydrides ?
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- Do Be and Mg form saline hydrides ?
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- Among the alkali metal hydrides, which hydride is most stable ?
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- What type of lattices are formed by alkali metal and alkaline earth me...
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- Name the groups whose elements prefer to form molecular hydrides.
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- What type of hydrides are formed by transition elements ?
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- What type of hydrides do not possess definite composition
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- What type of hydrides are formed by Be and Mg?
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- What is the shape of a water molecule ?
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- How many hydrogen bonds can be formed by a water molecule?
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- What type of forces are responsible for the aggregation of water molec...
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- What is the action of water on litmus ?
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- Define hard water.
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- What are the causes for Temporary hardness
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- What are the causes for Permanent hardness
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- Can temporary hardness be removed simply by boiling the hard water?
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- Which chemical is used in softening of hard water by Clark's method?
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