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DINESH PUBLICATION-THE NOBLE GASES-Brain Teasers - 20
- Helium is added to oxygen used by deep sea divers because :
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- Which of the following is used to stimulate the growth of plants ?
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- An azeotropic mixture of HCl and water has
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- Which gas is called super halogen?
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- Crooke's glass cuts U.V. rays due to the presence of
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- Boric acid can be successfully titrated against sodium hydroxide in th...
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- How many sigma and pi bonds are present in borazole?
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- Pick the odd one out
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- Saturated hydrides of silicon are called
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- Which of the following is known as 'Aqua fortis ?
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- Hydrazine reduces Fehling solution to
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- Sulphur heptoxide is an anhydride of
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- C(p)//C(v) ratio for noble gases is .
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- A gas which is used as anaesthetic in dental surgery is
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- A student is asked to draw the college building on a piece of glass. H...
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- Which of the following trihalides is not hydrolysed
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- Which of the following is a Pseudohalogen ?
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- Which of the following interhalogen compound does not exist ?
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- The dielectric constant for H(2)O at 18^(@)C is
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- Hydrogen has three isotopes, the number of possible diatomic molecules...
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