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MBD PUBLICATION-SOME P-BLOCK ELEMENTS-QUESTION BANK
- Which gas has more percentage in coal gas ?
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- Bond energy is highest for :
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- Which of the following is more stable ?
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- Graphite is soft because:
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- Tin, a silvery white metal exists in :
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- CO2 is obtained by heating :
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- Which is not allotrope of carbon?
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- When chlorine is passed through molten tin, the product obtained is:
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- Thermodynamically most stable form of carbon is :
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- Which element of group 14 forms only one hydride ?
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- Carbon is soluble in :
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- What is formed when oxalic acid is dehydrated by conc.H2SO4:
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- Bleaching powder on treatment with CO2 gives:
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- The common semiconductor is :
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- Crystalline varieties of allotropes of carbon is :
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- Carbon gets itself dissolved in:
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- The approximate composition of soda glass is :
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- Carbon dioxide dissolves under pressure in water to give
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- Which oxide has three dimensional structure?
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- The C-X bond energy order for carbon tetrahalides is :
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