Chemistry The compound to which H2 does not add is Tetraphenyl ethylene Tetra – a –naphthylethylene Tetra –9 – phenanthrylethylene Biphenyl ethylene Tetraphenyl ethylene Tetra – a –naphthylethylene Tetra –9 – phenanthrylethylene Biphenyl ethylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a nitrogenous fertilizer ? CaCN2 Ca(CN)2 Urea NH4NO3 CaCN2 Ca(CN)2 Urea NH4NO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry In vulcanisation process, rubber can be hardened by adding Sulphur Alcohol Nitrogen Silicon Sulphur Alcohol Nitrogen Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following metals provides amphoteric oxide ? Sodium Aluminium Calcium Silver Sodium Aluminium Calcium Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry In a reaction of the type A+B ? C+D one could ensure it to be a first order reaction by : Increasing the concentration of a product Increasing the temperature Increasing the concentration of a reactant Adding a catalyst Increasing the concentration of a product Increasing the temperature Increasing the concentration of a reactant Adding a catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemistry In galvanization, iron is coated with Copper Zinc Nickel Tin Copper Zinc Nickel Tin ANSWER DOWNLOAD EXAMIANS APP
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