Chemistry Which of the following is not a precious/semi-precious stone? Sapphire Emerald Ruby Pearl Sapphire Emerald Ruby Pearl ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element used in the manufacture of safety matches is Phosphorous Magnesium Silicon Sulphur Phosphorous Magnesium Silicon Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry A thick paste of cement, sand and water is called Mortar Kiln R.C.C. Concrete Mortar Kiln R.C.C. Concrete ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of covering water pipes made of Iron with Zinc layer to prevent corrosion is called : Galvanization Vulcanization Alloy formation Zinc plating Galvanization Vulcanization Alloy formation Zinc plating ANSWER DOWNLOAD EXAMIANS APP
Chemistry The iron ore magnetite consists of Fe3OH4 FeCO3 3Fe2O3 .. 3H2O Fe2O3 Fe3OH4 FeCO3 3Fe2O3 .. 3H2O Fe2O3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bleaching action of moist sulphur di-oxide is because of its Acidic property Basic property Reducing property Oxidising property Acidic property Basic property Reducing property Oxidising property ANSWER DOWNLOAD EXAMIANS APP
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