Chemistry If water smells bad, then that odour can be removed by adding Activated carbon Alum Deactivated nitrogen Bleach Activated carbon Alum Deactivated nitrogen Bleach ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical that is used to ripen mangoes is Calcium sulphide Calcium carbonate Calcium carbide Calcium chloride Calcium sulphide Calcium carbonate Calcium carbide Calcium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Two electrons in an orbital are differentiated by which of the following ? Principal quantum number Azimuthal quantum number Magnetic quantum number Spin quantum number Principal quantum number Azimuthal quantum number Magnetic quantum number Spin quantum number ANSWER DOWNLOAD EXAMIANS APP
Chemistry In drinking water supply, which of the following treatments is not involved Coagulation Sedimentation Disinfection Softening Coagulation Sedimentation Disinfection Softening ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is known as the 'brown coal'? Bituminous Coke Lignite Anthracite Bituminous Coke Lignite Anthracite ANSWER DOWNLOAD EXAMIANS APP
Chemistry PVC is obtained by the polymerisation of Propane Vinyl chloride Acetylene Styrene Propane Vinyl chloride Acetylene Styrene ANSWER DOWNLOAD EXAMIANS APP
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