Chemistry Atomic number of an atom gives the number of which of the following ? Protons Neutrons Electrons Neutrons and protons Protons Neutrons Electrons Neutrons and protons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gobar gas contains mainly : Propylene Acetylene Methane Ethylene Propylene Acetylene Methane Ethylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The following are the half lives of four active isotopes. Which one of the following is the most dangerous to handle? 3 billion years 100 years 13 days 0.01 minute 3 billion years 100 years 13 days 0.01 minute ANSWER DOWNLOAD EXAMIANS APP
Chemistry KMnO4 can be used as a/an Disinfectant Fertiliser Insecticide Pesticide Disinfectant Fertiliser Insecticide Pesticide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following can be found as pollutants in the drinking water in some parts of India? Select the correct answer using the code given below.(A) Arsenic (B) Sorbitol (C) Fluoride (D) Formaldehyde (E) Uranium A, B, C, D and E A and C B, D and E A, C and E A, B, C, D and E A and C B, D and E A, C and E ANSWER DOWNLOAD EXAMIANS APP
Chemistry Dry powder fire extinguishers contain Sand and sodium bicarbonate Sand and sodium carbonate Sand Sand and potassium carbonate Sand and sodium bicarbonate Sand and sodium carbonate Sand Sand and potassium carbonate ANSWER DOWNLOAD EXAMIANS APP
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