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- H2S cannot be dried by passing over conc. H2SO4 because:
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- H2SO4 has very corrosive action on skin because:
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- Different allotropic forms of sulphur differ in:
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- Oxide of a non-metal possesses the following characteristics: It is ...
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- Oxalic acid when heated with conc.H2SO4 gives:
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- Which of the following isotopes is present in largest amount :
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- Ozone turns tetramethyl base paper:
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- Number of isotopes of oxygen are:
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- Ordinary oxygen contains:
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- Concentrated H2SO4 has great affinity for:
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- Ozone reacts with
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- SO2 is:
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- Bond angle in O3 molecule is :
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- Which gives carbon with conc.H2SO4 ?
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- Approximately what percentage of air by volume gets used in a process ...
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- Sulphurous acid can be used as:
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- The number of S-S bonds in sulphur trioxide trimer (S3O9) is:
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- Sulphur combine with which of the following halogens to form a compoun...
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- table salt is:
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- Which has maximum pH in aqueous solution:
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