Chemistry Which of the following is chiefly present in LPG (Liquefied Petroleum Gas) ? Ethane Methane Propane Butane Ethane Methane Propane Butane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The charcoal used to decolourise brown sugar solution is Sugar charcoal Coconut charcoal Animal charcoal Wood charcoal Sugar charcoal Coconut charcoal Animal charcoal Wood charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The unit of ionic product of water (Kw) is : Mol2 let-1 Mol-1 let-1 Mol2 let-2 Mol-1 let-2 Mol2 let-1 Mol-1 let-1 Mol2 let-2 Mol-1 let-2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who first published the periodic table John Dalton Dmitri Mendeleev Henry Moseley Julius Lothar Meyer John Dalton Dmitri Mendeleev Henry Moseley Julius Lothar Meyer ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of same element having different mass numbers are called________ Isotones Isotopes Isomers Isobars Isotones Isotopes Isomers Isobars ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a man-made source of air pollution ? Bacterial action in soil and swamp areas Forest fire All of these Automobile exhaust Bacterial action in soil and swamp areas Forest fire All of these Automobile exhaust ANSWER DOWNLOAD EXAMIANS APP