Chemistry The material known in commerce as Terylene is a Natural fibre Blend of cotton and silk Synthetic fibre Modified natural fibre Natural fibre Blend of cotton and silk Synthetic fibre Modified natural fibre ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone saves the biosphere by absorbing high energy radiations called ________ . X–rays Gamma rays Ultraviolet rays (UV) Infra-red (IR) X–rays Gamma rays Ultraviolet rays (UV) Infra-red (IR) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Freon' used as refrigerants is chemically Fluorinated hydrocarbon Chlorinated hydrocarbon Chlorofluoro hydrocarbon Fluorinated aromatic compound Fluorinated hydrocarbon Chlorinated hydrocarbon Chlorofluoro hydrocarbon Fluorinated aromatic compound ANSWER DOWNLOAD EXAMIANS APP
Chemistry In which of the following substances all carbon atoms are quaternary in nature ? Diamond Teflon Graphite Napthalene Diamond Teflon Graphite Napthalene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The lightest gas which is non-inflammable is Helium Hydrogen Oxygen Nitrogen Helium Hydrogen Oxygen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Major gaseous pollutant of the thermal power station is NH3 NO2 SO2 H2 S NH3 NO2 SO2 H2 S ANSWER DOWNLOAD EXAMIANS APP
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