Chemistry Chile saltpeter is the common name of: Potassium nitrate Sodium nitrite Sodium nitrate Potassium nitrite Potassium nitrate Sodium nitrite Sodium nitrate Potassium nitrite ANSWER DOWNLOAD EXAMIANS APP
Chemistry A subshell with l=2 can take up 8 electron 10 electron 3 electron 5 electron 8 electron 10 electron 3 electron 5 electron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of oxygen in air is approximately 1 0.78 0.01 0.21 1 0.78 0.01 0.21 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the most reactive gaseous element Flourine Bromine Chlorine Iodine Flourine Bromine Chlorine Iodine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is also used as a Bio fertilizer? Urea None of these Ammonia Uric Acid Urea None of these Ammonia Uric Acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas emitted by power stations causes acid rain? Nitrogen Carbon dioxide Sulphur dioxide Helium Nitrogen Carbon dioxide Sulphur dioxide Helium ANSWER DOWNLOAD EXAMIANS APP
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