Chemistry MCQs

Page No. 22

What is the order of kinetics in the SN1 mechanism ?


aZero


bFirst


cSecond


dThird


View Answer First

What will be the order of reaction of a reaction whose rate can be expressed as R = K [A] [B] ?


aZero


bOne


cTwo


dThree


View Answer Two

The number of molecules taking part in the rate determining step is called___________________?


aOrder of reaction


bRate of reaction


cMole of reaction


dExtent of reaction


View Answer Order of reaction

Ethyl chloride with nascent hydrogen produces_________________?


amethane


bethane


cpropane


dbutane


View Answer ethane

Which C-X bond has the highest bond energy per mole ?


aC-F


bC-Br


cC-C


dC-I


View Answer C-F

Vinylacetylene combines with HCI to form___________________?


apolyacetylene


bbenzene


cchloroprene


ddivinyl acetylene


View Answer chloroprene

Raney nickel is prepared from ______________________ by treating with caustic soda?


aNi-Cualloy


bNi-Fe alloy


cNi-Al alloy


dNi-Mg alloy


View Answer Ni-Al alloy

Reactivity due to pi-electrons is present in_________________?


aalkane


balkene


calkyne


dboth b and c


View Answer Both B and C

Removal of halogen and hydrogen atom is_________________?


ahalogenation


bdehalogenation


cdehydrohalogenation


dhydrohalogenation


View Answer dehydrohalogenation

General formula of alkyne is______________?


aCnH2n +2


bCnH2n – 2


cCnH2n


dCnH2n +2


View Answer CnH2n – 2

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