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MBD PUBLICATION-p-BLOCK ELEMENTS-QUESTION BANK
- Oxygen is manufactured by fractional distillation of:
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- An element forms a gaseous oxide which on dissolving in water gives an...
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- SO2 reacts with Cl2 to yield:
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- Which does not give oxygen on heating?
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- H2S exhibits:
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- H2SO4 and H2SO3 can be distinguished by the addition of:
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- Compound of sulphur used in electrical transformer is:
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- A colourless gas on passing through bromine water decolourises it. The...
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- In the preparation of H2SO4
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- When a mixture of SO2 and O2 is passed over……… the reaction rate incre...
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- Mixture of O2 and N2O is used as:
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- Normality of pure sulphuric acid is:
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- Oxygen exhibits positive oxidation state with:
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- Sulphur forms the chlorides S2Cl2 and SCl2. The equivalent mass of sul...
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- If Na2SO3 is left open in air, we get:
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- The ratio of the gases obtained on dehydration of HCOOH and H2C2O4 by ...
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- Six volumes of oxygen, on complete ozonisation, form…..volumes of ozon...
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- Oxygen molecule is:
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- Ozone is:
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- Which metal loses its meniscus after reaction with ozone ?
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