Chemistry Which mineral is the ore of aluminium ? Bauxite Haematite Siderite Magnetite Bauxite Haematite Siderite Magnetite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a precious/semi-precious stone? Emerald Pearl Sapphire Ruby Emerald Pearl Sapphire Ruby ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element used in the manufacture of safety matches is Phosphorous Silicon Magnesium Sulphur Phosphorous Silicon Magnesium Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass is a Heterogeneous mixture Element Homogeneous mixture Compound Heterogeneous mixture Element Homogeneous mixture Compound ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who developed the model of atomic structure ? Alfred Nobel Bohr and Rutherford Faraday Volta Alfred Nobel Bohr and Rutherford Faraday Volta ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is used to dilute oxygen in the gas cylinders used by divers ? Helium Neon Krypton Argon Helium Neon Krypton Argon ANSWER DOWNLOAD EXAMIANS APP
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