Chemistry The process of removing calcium and magnesium from hard water is known as Water softening Sedimentation Filtration Flocculation Water softening Sedimentation Filtration Flocculation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Stalactites and Stalagmites form due to the precipitation of : CaCO3 CaCl2 MgCO3 MgCl2 CaCO3 CaCl2 MgCO3 MgCl2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Two elements which can form a large number of compounds are Carbon and Oxygen Carbon and Hydrogen Carbon and Sulphur Carbon and Nitrogen Carbon and Oxygen Carbon and Hydrogen Carbon and Sulphur Carbon and Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The wire of flash bulb is made of: Copper Barium Magnesium Silver Copper Barium Magnesium Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry In an oxygen molecule, two atoms are united by One bond Four bonds Three bonds Two bonds One bond Four bonds Three bonds Two bonds ANSWER DOWNLOAD EXAMIANS APP
Chemistry The iron ore which contains 72% of iron is : Limonite Siderite Magnetite Haematite Limonite Siderite Magnetite Haematite ANSWER DOWNLOAD EXAMIANS APP
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