Chemistry Coal is formed from Deposit of animal waste Coke Compressed and hardened biomass Crude oil Deposit of animal waste Coke Compressed and hardened biomass Crude oil ANSWER DOWNLOAD EXAMIANS APP
Chemistry KMnO4 can be used as a/an Disinfectant Fertiliser Pesticide Insecticide Disinfectant Fertiliser Pesticide Insecticide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as preservative for foodstuff ? Glycerine Sodium Benzoate Sodium Chloride Picric acid Glycerine Sodium Benzoate Sodium Chloride Picric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following compounds is commonly used as an antiseptic in mouthwashes and toothpastes ? Sodium chloride Saltpetre Borax Hydrogen peroxide Sodium chloride Saltpetre Borax Hydrogen peroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Assertion (A) : Synthetic detergents can lather wen in hard water.Reason (R) : Synthetic detergents form soluble calcium and magnesium salts with hard water. Both A and R is true and R is the correct explanation of A A is false but R is true Both A and R is true but R is not a correct explanation of A A is true but R is false Both A and R is true and R is the correct explanation of A A is false but R is true Both A and R is true but R is not a correct explanation of A A is true but R is false ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following kinds of spectroscopy can provide information on the energy difference between the initial and final states rather the energy levels involved in the transition Infrared absorption spectroscopy Rotational spectroscopy UV photoelectron spectroscopy UV absorption spectroscopy Infrared absorption spectroscopy Rotational spectroscopy UV photoelectron spectroscopy UV absorption spectroscopy ANSWER DOWNLOAD EXAMIANS APP