Chemistry Which of the following is used to denature ethanol ? Methyl alcohol Propyl alcohol Methane Phenol Methyl alcohol Propyl alcohol Methane Phenol ANSWER DOWNLOAD EXAMIANS APP
Chemistry CNG used in automobiles to check pollution, mainly consists of N2 H2 CH4 CO2 N2 H2 CH4 CO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Threshold limit value of copper in the atmospheric air is 0.01 mg/m3 1.0 mg/m3 0.001 mg/m3 5.0 mg/m3 0.01 mg/m3 1.0 mg/m3 0.001 mg/m3 5.0 mg/m3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following statements is not correct? Vulcanisation of rubber makes it Withstand higher temperatures Strong and hard Soft and flexible Chemical resistant Withstand higher temperatures Strong and hard Soft and flexible Chemical resistant ANSWER DOWNLOAD EXAMIANS APP
Chemistry PH value between 6.5-7.5 makes the soil Neutral None of these Acidic Basic Neutral None of these Acidic Basic ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron and manganese present as pollutants in water cannot be removed by________ Ion exchange process Chlorination Lime soda process or manganese zeolite process Oxidation followed by settling and filtration Ion exchange process Chlorination Lime soda process or manganese zeolite process Oxidation followed by settling and filtration ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS