Chemistry Which one of the following group of gases contributes to the 'Green House Effect'? Carbon monoxide and Sulphur dioxide Carbon tetraflouride and Nitrous oxide Ammonia and Ozone Carbon dioxide and Methane Carbon monoxide and Sulphur dioxide Carbon tetraflouride and Nitrous oxide Ammonia and Ozone Carbon dioxide and Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The material known in commerce as Terylene is a Synthetic fibre Natural fibre Modified natural fibre Blend of cotton and silk Synthetic fibre Natural fibre Modified natural fibre Blend of cotton and silk ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical that is used to ripen mangoes is Calcium carbonate Calcium carbide Calcium sulphide Calcium chloride Calcium carbonate Calcium carbide Calcium sulphide Calcium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the purest form of iron? Cast iron Wrought iron Steel Pig iron Cast iron Wrought iron Steel Pig iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The strongest acid of the following is P-nitrophenol M-nitrophenol O-nitrophenol P-chlorophenol P-nitrophenol M-nitrophenol O-nitrophenol P-chlorophenol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The presence of Cobalt in Vitamin B12 was established for the first time by Borax-Bead test Hydrolysis test Spectroscopy Sodium Nitroprusside test Borax-Bead test Hydrolysis test Spectroscopy Sodium Nitroprusside test ANSWER DOWNLOAD EXAMIANS APP
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