Chemistry Which of the following is not a nitrogenous fertilizer ? Urea CaCN2 Ca(CN)2 NH4NO3 Urea CaCN2 Ca(CN)2 NH4NO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compound to which H2 does not add is Biphenyl ethylene Tetra – a –naphthylethylene Tetra –9 – phenanthrylethylene Tetraphenyl ethylene Biphenyl ethylene Tetra – a –naphthylethylene Tetra –9 – phenanthrylethylene Tetraphenyl ethylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of neutrons present in an element having mass number 226 and atomic number 88 is : 314 138 50 88 314 138 50 88 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Maximum permissible concentration of copper in drinking water in mg/L is 2 0.01 0.05 1 2 0.01 0.05 1 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a greenhouse gas ? Chlorofluorocarbon Carbon dioxide Hydrogen Nitric oxide Chlorofluorocarbon Carbon dioxide Hydrogen Nitric oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Substance used as an anti freeze in radiators of automobiles is : Methyl alcohol Ethyl alcohol Methyl alcohol and H2O Ethyl alcohol and H2O Methyl alcohol Ethyl alcohol Methyl alcohol and H2O Ethyl alcohol and H2O ANSWER DOWNLOAD EXAMIANS APP
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