Chemistry In vulcanisation process, rubber can be hardened by adding Sulphur Nitrogen Silicon Alcohol Sulphur Nitrogen Silicon Alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The electronic configuration of an atom having atomic number ‘20’ is 2, 6, 8, 4 2, 8, 8, 2 2, 10, 8 2, 8, 10 2, 6, 8, 4 2, 8, 8, 2 2, 10, 8 2, 8, 10 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement containing excess amount of lime Is quick setting Cracks during setting Becomes more strong Is slow setting Is quick setting Cracks during setting Becomes more strong Is slow setting ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of hydrogen bonds between guanine and cytosine in DNA is 3 1 2 4 3 1 2 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a ‘green house gas’ ? Nitrogen Chlorofluorocarbons Methane Carbon dioxide Nitrogen Chlorofluorocarbons Methane Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP