Chemistry The metallic constituents of hard water are : Calcium, magnesium and iron Iron, tin and calcium Magnesium, calcium and tin Magnesium, tin and iron Calcium, magnesium and iron Iron, tin and calcium Magnesium, calcium and tin Magnesium, tin and iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Match the List-I with List-II and select the correct answer using the codes given belowList-I (Vitamin)List-II(Chemical compound)F.Vitamin A1.ThiaminG.Vitamin B12.RetinolH.Vitamin C3.Ascorbic acidJ.Vitamin E4.TocopherolCodes :FGHJA.4132B.2314C.4312D.2134 B D A C B D A C ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as an anti-freeze for the automobile engines ? Methanol Ethylene glycol Propyl alcohol Ethanol Methanol Ethylene glycol Propyl alcohol Ethanol ANSWER DOWNLOAD EXAMIANS APP
Chemistry In its reaction with silver nitrate, C2H2 shows Oxidising property Basic property Acidic property Reducing property Oxidising property Basic property Acidic property Reducing property ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following has greatest mass ? Electron Hydrogen nucleus Neutron Proton Electron Hydrogen nucleus Neutron Proton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Formic acid is produced by Cockroaches White ants Mosquitoes Red ants Cockroaches White ants Mosquitoes Red ants ANSWER DOWNLOAD EXAMIANS APP
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