Chemistry Highest percentage of carbon is found in which form of coal? Peat Bituminous Lignite Anthracite Peat Bituminous Lignite Anthracite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Forth floatation process to concentrate the minerals is applicable to Bauxite Chalcopyrites Haematite Calamine Bauxite Chalcopyrites Haematite Calamine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is a soluble salt in H2O Zn(OH)2 CuS CaCl2 PbCl2 Zn(OH)2 CuS CaCl2 PbCl2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry What are the components responsible for acid rain? Oxides of carbon (COx) and Oxides of nitrogen (NOx) Carbon dioxide (CO2) and Carbon monoxide (CO) Nitrogen monoxide (NO) and Carbon monoxide (CO) Sulphur dioxide (SO2) and Nitrogen oxides (NOx) Oxides of carbon (COx) and Oxides of nitrogen (NOx) Carbon dioxide (CO2) and Carbon monoxide (CO) Nitrogen monoxide (NO) and Carbon monoxide (CO) Sulphur dioxide (SO2) and Nitrogen oxides (NOx) ANSWER DOWNLOAD EXAMIANS APP
Chemistry The addition of gypsum to portland cement helps in : Preventing rapid setting of cement Increasing the strength of cement Reduction in the cost of cement Rapid setting of cement Preventing rapid setting of cement Increasing the strength of cement Reduction in the cost of cement Rapid setting of cement ANSWER DOWNLOAD EXAMIANS APP
Chemistry Besides CO2, the other green house gas is N2 N2 O2 CH4 Ar Ar N2 N2 O2 CH4 Ar Ar ANSWER DOWNLOAD EXAMIANS APP
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