Chemistry Which one of the following is used to restore the colour of old oilpaintings ? Ozone Sodium peroxide Barium peroxide Hydrogen peroxide Ozone Sodium peroxide Barium peroxide Hydrogen peroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following chemicals helps in fruit ripening? Ethephon Malathion Atrazine Isoproturan Ethephon Malathion Atrazine Isoproturan ANSWER DOWNLOAD EXAMIANS APP
Chemistry Two elements which can form a large number of compounds are Carbon and Sulphur Carbon and Nitrogen Carbon and Hydrogen Carbon and Oxygen Carbon and Sulphur Carbon and Nitrogen Carbon and Hydrogen Carbon and Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alcohol prepared by the distillation of wood is : Methyl alcohol Glycerol Ethyl alcohol Propyl alcohol Methyl alcohol Glycerol Ethyl alcohol Propyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sour milk contains Lactic acid Tartaric acid Citric acid Acetic acid Lactic acid Tartaric acid Citric acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a noble gas ? Hydrogen Helium Neon Argon Hydrogen Helium Neon Argon ANSWER DOWNLOAD EXAMIANS APP
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