Chemistry An atom of an element has atomic number 17 and mass number 36. The number of neutrons in its nucleus is 53 19 17 36 53 19 17 36 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the purest form of carbon Graphite Diamond Coal Iron Graphite Diamond Coal Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The total energy of revolving electron in an atom Cannot be negative Can never be positive Can have any value above zero Will always be positive Cannot be negative Can never be positive Can have any value above zero Will always be positive ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used to dilute oxygen for breathing by deep sea divers is: Neon Argon Helium Nitrogen Neon Argon Helium Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Black lung disease occurs in people working in Paint manufacturing industry Electroplating industry Coal mines Organic solvents industry Paint manufacturing industry Electroplating industry Coal mines Organic solvents industry ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silicone is a polymer of Silane Dialkyl dichloro silane Silicon tetrachloride Tetraalkyl silane Silane Dialkyl dichloro silane Silicon tetrachloride Tetraalkyl silane ANSWER DOWNLOAD EXAMIANS APP
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