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- Which of the following are pseudohalides:
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- Which one is the anhydride of HClO4
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- Which is chemically most active non-metal
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- Boiling of dil. HCl acid does not increases its concentration beyond 2...
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- Mark the wrong statement. Halogens are all coloured
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- Which has the highest heat of vaporisation
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- Deacon.s process is used for the manufacture of:
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- Which one will liberate Br2 from KBr.
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- The greater reactivity of fluroine is due to:
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- Which halide has the largest boiling point
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- Chlorine bromine and iodine are placed in the same group (17) of the ...
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- ……… is the compound which can remove both oxygen and nitrogen of the a...
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- XeF6 on complete hydrolysis gives:
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- Which fluroide of xenon is impossible:
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- The commonest gas in the atmosphere is:
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- Precentage of argon in air is about:
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- Noble gases are prepared by the:
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- Inert gases such a helium behave like ideal gases over a wide range of...
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- The atomic weight of noble gases is obtained by using the relationship
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- The mixture of noble gases is separated by:
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