Chemistry Highest percentage of carbon is found in which form of coal? Bituminous Peat Anthracite Lignite Bituminous Peat Anthracite Lignite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following causes the rusting of iron? a. Oxidation b. Reduction c. Chemical reaction with oxygend. Chemical reaction with CO2 B and c A and c A and b C and d B and c A and c A and b C and d ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used to dilute oxygen for breathing by deep sea divers is: Helium Nitrogen Neon Argon Helium Nitrogen Neon Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Thermal electricity is generated by using which of these ? Coal and Natural Gas only Coal, Natural Gas and Petroleum None of these Coal only Coal and Natural Gas only Coal, Natural Gas and Petroleum None of these Coal only ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element used in the manufacture of safety matches is Magnesium Silicon Sulphur Phosphorous Magnesium Silicon Sulphur Phosphorous ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commonly used antiseptic 'Dettol' is a mixture of O-cresol + terepineol Chloroxylenol + terepineol O-chlorophenoxylenol + terepineol Phenol + terepineol O-cresol + terepineol Chloroxylenol + terepineol O-chlorophenoxylenol + terepineol Phenol + terepineol ANSWER DOWNLOAD EXAMIANS APP