Chemistry Name two elements that find wide application in transistor industry Carbon and Platinum Iridium and Germanium Tungsten and Platinum Silicon and Germanium Carbon and Platinum Iridium and Germanium Tungsten and Platinum Silicon and Germanium ANSWER DOWNLOAD EXAMIANS APP
Chemistry In vulcanisation process, rubber can be hardened by adding Alcohol Silicon Sulphur Nitrogen Alcohol Silicon Sulphur Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Major portion of the earth’s crust is mainly constituted by Silicon and Iron Oxygen and Silicon Silicon and Aluminium Oxygen and Iron Silicon and Iron Oxygen and Silicon Silicon and Aluminium Oxygen and Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brown stains in vessels and clothes indicate the presence of high quantities of ________ in water Manganese Calcium None of these Magnesium Manganese Calcium None of these Magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron filings can be separated from a heterogenous mixture using the technique of : Magnetization Sublimation Sedimentation Evaporation Magnetization Sublimation Sedimentation Evaporation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium Carbonate is commonly known as Baking Soda Caustic Soda Washing Soda Caustic Potash Baking Soda Caustic Soda Washing Soda Caustic Potash ANSWER DOWNLOAD EXAMIANS APP
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