Chemistry Which of the following is not a donor atom? Aluminium Phosphorus Arsenic Antimony Aluminium Phosphorus Arsenic Antimony ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most commonly used bleaching agent is sodium chlorine alcohol carbon dioxide chlorine sodium chlorine alcohol carbon dioxide chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Malathion is a/an Fumigant Insecticide Pesticide Preservative Fumigant Insecticide Pesticide Preservative ANSWER DOWNLOAD EXAMIANS APP
Chemistry A balloon filled with helium rises in air because Air exerts an upward force on the balloon Helium pushes down on the air below the balloon Helium is less dense than air The balloon is weightless Air exerts an upward force on the balloon Helium pushes down on the air below the balloon Helium is less dense than air The balloon is weightless ANSWER DOWNLOAD EXAMIANS APP
Chemistry Normal rainwater is slightly acidic due to the presence of Sulphur dioxide None of these Methane Carbon dioxide Sulphur dioxide None of these Methane Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionisation energy of hydrogen atom in the ground state is x KJ. The energy required for an electron to jump from 2nd orbit to 3rd orbit is 5x x/6 7.2 x 5x/36 5x x/6 7.2 x 5x/36 ANSWER DOWNLOAD EXAMIANS APP
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