Chemistry Which of the following electrodes is used in strongly alkaline solution Silver - silver chloride electrode Mercury - mercurous chloride electrode Mercury - mercuric oxide electrode Mercury - mercurous sulphate electrode Silver - silver chloride electrode Mercury - mercurous chloride electrode Mercury - mercuric oxide electrode Mercury - mercurous sulphate electrode ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silver nitrate solution is kept in brown bottles in laboratory because Brown bottles do not react with it Brown bottles stops the passage of light through it It reacts with ordinary white bottles Brown bottles react with it Brown bottles do not react with it Brown bottles stops the passage of light through it It reacts with ordinary white bottles Brown bottles react with it ANSWER DOWNLOAD EXAMIANS APP
Chemistry The reaction intermediate formed during the preparation of diethylether from ethanol by treatment with H2SO4 is Carbanion Carbocation Free radical Carbene Carbanion Carbocation Free radical Carbene ANSWER DOWNLOAD EXAMIANS APP
Chemistry What happens when a drop of glycerol is added to crushed KMnO4 spread on a paper ? There is a crackling sound The paper ignites There is no reaction. There is a violent explosion. There is a crackling sound The paper ignites There is no reaction. There is a violent explosion. ANSWER DOWNLOAD EXAMIANS APP
Chemistry Identify the metal which is non toxic in nature. Chromium Gold Cobalt Cadmium Chromium Gold Cobalt Cadmium ANSWER DOWNLOAD EXAMIANS APP
Chemistry When water itself combines chemically with some element or mineral it is called Desilication Carbonation Oxidation Hydration Desilication Carbonation Oxidation Hydration ANSWER DOWNLOAD EXAMIANS APP
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