Chemistry Commercial Vaseline is derived from Coal tar Petroleum Wool wax Plant gums Coal tar Petroleum Wool wax Plant gums ANSWER DOWNLOAD EXAMIANS APP
Chemistry The deterioration of a metal by an electrochemical process is commonly termed as Passivation Corrosion Abrasion Erosion Passivation Corrosion Abrasion Erosion ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bauxite is used as raw material by which industry ? Steel Aluminium Gold Iron Steel Aluminium Gold Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used for refrigeration? Chlorine Phosphine Freon Sulphur dioxide Chlorine Phosphine Freon Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following organic compounds has fruity smell? Ether Alcohol Aldehyde Ester Ether Alcohol Aldehyde Ester ANSWER DOWNLOAD EXAMIANS APP
Chemistry The presence of ozone in the stratosphere is responsible for Higher rate of photosynthesis Checking the penetration of ultra-violet rays to the earth Increasing the average global temperature in recent years Supplying oxygen for people travelling in jets Higher rate of photosynthesis Checking the penetration of ultra-violet rays to the earth Increasing the average global temperature in recent years Supplying oxygen for people travelling in jets ANSWER DOWNLOAD EXAMIANS APP
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