Chemistry Bleaching powder is prepared by passing : Chlorine over quick lirne Carbon dioxide over slaked lime Oxygen over slaked lime Chlorine over slaked lime Chlorine over quick lirne Carbon dioxide over slaked lime Oxygen over slaked lime Chlorine over slaked lime ANSWER DOWNLOAD EXAMIANS APP
Chemistry The addition of gypsum to portland cement helps in : Increasing the strength of cement Reduction in the cost of cement Rapid setting of cement Preventing rapid setting of cement Increasing the strength of cement Reduction in the cost of cement Rapid setting of cement Preventing rapid setting of cement ANSWER DOWNLOAD EXAMIANS APP
Chemistry The coating of a thin layer of zinc on steel or iron objects is known as Galvanising Electroplating Hot dipping Tinning Galvanising Electroplating Hot dipping Tinning ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who is known as the 'father of modern chemistry' Antoine Lavoisier Robert Boyle John Dalton Democritus Antoine Lavoisier Robert Boyle John Dalton Democritus ANSWER DOWNLOAD EXAMIANS APP
Chemistry 1 carat of diamond is equal to 200 mg 100 g 200 g 100 mg 200 mg 100 g 200 g 100 mg ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass number of a nucleus is always less than its atomic number a fraction always more than the atomic weight the sum of the number of protons and neutrons present in the nucleus always less than its atomic number a fraction always more than the atomic weight the sum of the number of protons and neutrons present in the nucleus ANSWER DOWNLOAD EXAMIANS APP
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