Chemistry MCQs

Page No. 24

Which is used for artificial ripening of fruit ?


aethane


bethene


cethyne


dmethane


View Answer ethene

Which one is Chloroform_________________?


aCH2Cl2


bCH3Cl


cCHCl3


dCCl4


View Answer CHCl3

In unsaturated hydrocarbons electrons favour___________________?


aless reactivity


baddition reactions


csubstitution reactions


dnone


View Answer addition reactions

Alkenes are produced from dehalogenation of________________?


adihalo alkane


btrihalo alkane


cvicinal dihalo alkane


dvicinal trihalo alkane


View Answer vicinal dihalo alkane

Which of the following will be acidic_____________?


apropyne


b1-butyne


cethyne


dAll of the above


View Answer All of the above

The gas used in manufacturing of urea fertilizer__________________?


aC2H6


bC2H4


cC2H2


dCH4


View Answer CH4

Introduction of nitro group in a molecule is called___________________?


anitration


bhalogenation


csulphonation


damination


View Answer nitration

Which of the following is the most reactive_________________?


aethane


bethyne


cethene


dbenzene


View Answer ethene

R-Mg-Br is called___________________?


aGrignard reagent


bMetallic alkyl halide


cBoth A and B


dAlkyl


View Answer Both A and B

Molozonide is unstable and changes into ozonide on_________________?


areduction


boxidation


chydrolysis


drearrangement


View Answer rearrangement

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