Chemistry How many neutrons are there in 92U238 atom ? 146 92 330 238 146 92 330 238 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of neutrons present in an element having mass number 226 and atomic number 88 is : 88 50 138 314 88 50 138 314 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who modified Bohr's theory by introducing elliptical orbits for electron path Hund Rutherford Thomson Sommerfeld Hund Rutherford Thomson Sommerfeld ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contributes largely to the ‘green house effect’ ? Carbon dioxide Ozone Carbon monoxide Water vapour Carbon dioxide Ozone Carbon monoxide Water vapour ANSWER DOWNLOAD EXAMIANS APP
Chemistry An important green-house gas other than methane being produced from the agricultural fields is Sulphur dioxide Nitrous oxide Arsine Ammonia Sulphur dioxide Nitrous oxide Arsine Ammonia ANSWER DOWNLOAD EXAMIANS APP