Chemistry Which one of the following is found in Vinegar ? Propionic acid Formic acid Acetic acid Butyric acid Propionic acid Formic acid Acetic acid Butyric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry In electro-refining, the pure metal is deposited on Electrolyte Vessel Anode Cathode Electrolyte Vessel Anode Cathode ANSWER DOWNLOAD EXAMIANS APP
Chemistry Soap is prepared by boiling caustic soda with Fats Kerosene oil Glycerine Alcohol Fats Kerosene oil Glycerine Alcohol 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 7.2 x 5x/36 5x x/6 7.2 x 5x/36 5x x/6 ANSWER DOWNLOAD EXAMIANS APP
Chemistry PH scale ranges from 0 – 7 None 0 – 14 8 – 14 0 – 7 None 0 – 14 8 – 14 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Of the following, which one pollutes the air of a big city ? Copper Chromium Lead Cadmium Copper Chromium Lead Cadmium ANSWER DOWNLOAD EXAMIANS APP
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