Which of the following will not be soluble in sodium hydrogen ca

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 Multiple Choice QuestionsMultiple Choice Questions

291.

When 23 g sodium metal reacts with methyl alcohol , it will form :

  • 1 moles of H2

  • 2 mole of H2

  • 0.5 mole of H2

  • All of the above


292.

Which one of the following forms propanenitrile as the major product?

  • Propyl bromide + alcoholic KCN

  • Ethyl bromide + alcoholic KCN

  • Ethyl bromide + alcoholic AgCN

  • Propyl bromide + alcoholic AgCN


293.

The reaction


Can be classified as

  • Alcohol formation reaction

  • Dehydration reaction

  • Williamson alcohol synthesis reaction

  • Williamson alcohol synthesis reaction

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294.

The reaction,


is called,

  • Williamson synthesis

  • Williamson continuous etherification process

  • Etard reaction

  • Gattermam -Koch reaction

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295.

Which of the following will not be soluble in sodium hydrogen carbonate ?

  • 2,4,6 trinitrophenol

  • Benzoic acid

  • o-nitrophenol

  • o-nitrophenol


C.

o-nitrophenol


While 2,4,6-trinitrophenol, benzoic acid and benzene sulphonic acid are soluble in NaHCO3.This reaction is possible in the forward direction if acid is more acidic than H2CO3.o-nitrophenol is less acidic than H2CO3.Hence, it is not soluble in sodium hydrogen carbonate.
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296.

Among the following sets of reactants which one produces anisole?

  • CH3CHO;RMgX

  • C6H5OH;NaOH; CH3I

  • C6H5OH;neutral FeCl3

  • C6H5OH;neutral FeCl3

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297.

Among the following ethers, which one will produce methyl alcohol on treatment with hot concentrated HI?

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298.

In the following reaction,

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299.

Which of the following compounds can be used as antifreeze in automobile radiators?

  • Methyl alcohol

  • Glycol

  • Nitrophenol

  • Nitrophenol

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300.

The reaction of phenol with chloroform in the presence of dilute sodium hydroxide finally introduces, which one of the following functional group? 

  • -CH2Cl

  • -COOH

  • -CHCl2

  • -CHCl2

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