Chemistry Which of the following is used as non-stick coating for cooking utensils? Perspex Teflon Styrofoam Polystyrene Perspex Teflon Styrofoam Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is an example of noble gas ? Nitrogen Hydrogen Helium Chlorine Nitrogen Hydrogen Helium Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is not an anasthetic agent in surgical operations? Chloroform Ether Acetone Nitrous oxide Chloroform Ether Acetone Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry When ice cubes are made, the entropy of water May either increase or decrease depending on the process used Increases Does not change Decreases May either increase or decrease depending on the process used Increases Does not change Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemistry The total energy of revolving electron in an atom Will always be positive Cannot be negative Can have any value above zero Can never be positive Will always be positive Cannot be negative Can have any value above zero Can never be positive ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as a sowing agent in the preparation of soft drinks? Boric acid Salicylic acid Phosphorus acid Phosphoric acid Boric acid Salicylic acid Phosphorus acid Phosphoric acid ANSWER DOWNLOAD EXAMIANS APP
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