Chemistry Name two elements that find wide application in transistor industry Iridium and Germanium Carbon and Platinum Tungsten and Platinum Silicon and Germanium Iridium and Germanium Carbon and Platinum Tungsten and Platinum Silicon and Germanium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Normal rainwater has a pH level of 8.3 3.2 6.3 5.6 8.3 3.2 6.3 5.6 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Of the following commonly used materials, the one that is not an alloy is Brass Bronze Steel Copper Brass Bronze Steel Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one amongst the following is not a Green House gas? Carbon Monoxide Chloro fluoro carbons Nitrogen Carbon dioxide Carbon Monoxide Chloro fluoro carbons Nitrogen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry In the periodic table of elements, on moving from left to right across a period, the atomic radius Remains unchanged Decreases Increases Does not follow a definite pattern Remains unchanged Decreases Increases Does not follow a definite pattern ANSWER DOWNLOAD EXAMIANS APP
Chemistry The three elements most needed in common fertilisers are : Calcium, Phosphorous and Potassium Nitrogen, Potassium and Phosphorous Sulphur, Phosphorous and Sodium Phosphorous, Sodium and Nitrogen Calcium, Phosphorous and Potassium Nitrogen, Potassium and Phosphorous Sulphur, Phosphorous and Sodium Phosphorous, Sodium and Nitrogen ANSWER DOWNLOAD EXAMIANS APP
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