Chemistry Which of the following gases is present under pressure in soft drinks? Nitrous oxide Oxygen Carbon dioxide Nitrogen Nitrous oxide Oxygen Carbon dioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The total energy of revolving electron in an atom Will always be positive Can never be positive Cannot be negative Can have any value above zero Will always be positive Can never be positive Cannot be negative Can have any value above zero ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contributes largely to the ‘green house effect’ ? Carbon dioxide Carbon monoxide Water vapour Ozone Carbon dioxide Carbon monoxide Water vapour Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry The antiparticle of an electron is Proton Alpha particles Positron Beta particles Proton Alpha particles Positron Beta particles ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is very reactive and kept in kerosene? Bromine Potassium Sodium Iodine Bromine Potassium Sodium Iodine ANSWER DOWNLOAD EXAMIANS APP
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