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MBD PUBLICATION-SOME P-BLOCK ELEMENTS-QUESTION BANK
- By chlorinating carbon disuophide with chlorine in presence of alumini...
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- The substance used as a smoke in warfare is
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- Which property is common in diamond and graphite?
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- On doping Ge metal with a little of In, one gets:
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- In graphite, electrons are:
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- Water gas is produced by:
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- Tin reacts with conc. H2SO4 to give:
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- The nature of PbO is:
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- Which is formed when SiCl4 vapours are passed over hot Mg?
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- Pure CO can be obtained from :
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- Which elements has a limited co-ordination number of four?
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- Massicot is prepared by :
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- Graphite is made by heating coke with silica for many hours in a:
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- The correct order of decreasing ionic nature of lead dihalides is :
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- Which metal is used to make bullet proof alloy steels is
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- CO2 is not used in :
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- On strong heating lead nitrate gives :
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- Which gas is responsible for green house effect ?
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- Oxidation number of Pb is minimum in :
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- Tin reacts with :
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