Chemistry The chemical that is used to ripen mangoes is Calcium sulphide Calcium chloride Calcium carbide Calcium carbonate Calcium sulphide Calcium chloride Calcium carbide Calcium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is known as the 'brown coal'? Anthracite Coke Lignite Bituminous Anthracite Coke Lignite Bituminous ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused by SO2 and NO2 CO2and CFCs NO2and particulates SO2 and particulates SO2 and NO2 CO2and CFCs NO2and particulates SO2 and particulates ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as non-stick coating for cooking utensils? Perspex Teflon Styrofoam Polystyrene Perspex Teflon Styrofoam Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone depletion in the atmosphere is mainly caused by Hydrogen sulphide Chlorofluorocarbon Nitrogen dioxide Sulphur dioxide Hydrogen sulphide Chlorofluorocarbon Nitrogen dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The length of double bond is _______ than single bond Of same lenght Shorter Longer None of these Of same lenght Shorter Longer None of these ANSWER DOWNLOAD EXAMIANS APP