1. Chemistry mid exam for night students @HUMS
Name__________-_________ Grade and Section___________
I.Write true if the statement is correct unless False
_____1.Chlorination of methane is reaction of methane with chlorine.
_____2.Cycloalkanes are saturated hydrocarbons.
_____3.Combustion is a reaction with oxygen.
_____4.Alkanes are major constituents of natural gas.
_____5.Alkanes are saturated hydrocarbon.
_____6.Chemical property of alkanes and alkenes are completely the same.
_____7.Methane can be obtained by fractional distillation of petroleum.
_____8.Alkenes are nonpolar.
_____9.Alkenes are soluble in water.
_____10.Chain isomerism is due to difference in position of double bond in the carbon chain.
____11.Alkanes A.Ethyne
____12.Alkenes B.Olefins
____13.Alkynes C.Benzene
____14.Aromatic Hydrocarbon D.Paraffins
____15.Alcohols E.Ethanol
__16.Reaction of halogenated alkanes with sodium is;A.Hydrogenation B.Combustion C.Wurtz D.all
__17.All alcohols have;A.H- B.OH C.Ethene D.Water
__18.One is monohydric;A.CH3OH B.CH3OOH C.CH3CH2OOH
__19.Preparation of alkene by adding hydrogen is;A.Halogenation B.Hydrogenation C.Hydration
__20.If two similar groups are on the same side in isomerism we say;A.Cis B.Trans C.Position
__21.C2H4 is ;A.Ethene B.Propene C.Alkane D.Alkene