Chemistry Who developed the model of atomic structure ? Bohr and Rutherford Alfred Nobel Volta Faraday Bohr and Rutherford Alfred Nobel Volta Faraday ANSWER DOWNLOAD EXAMIANS APP
Chemistry Total number of elements in the Periodic table 115 112 118 127 115 112 118 127 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which type of fire extinguisher is used for petroleum fire ? Powder type None of these Soda acid type Foam type Powder type None of these Soda acid type Foam type ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one among the following is not a mixture? Brass Glass Steel Graphite Brass Glass Steel Graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gypsum is used for improvement of: Podsols Alkaline soils Acidic soils Saline soils Podsols Alkaline soils Acidic soils Saline soils ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following pollutants is main product of automobile exhaust ? CO CO2 NO Hydrocarbons CO CO2 NO Hydrocarbons ANSWER DOWNLOAD EXAMIANS APP