Chemistry Entropy of Universe is always Constant Increasing Zero Decreasing Constant Increasing Zero Decreasing ANSWER DOWNLOAD EXAMIANS APP
Chemistry Many people died in London in 1952 as result of air pollution producing Fog Sleet Mist Smog Fog Sleet Mist Smog ANSWER DOWNLOAD EXAMIANS APP
Chemistry The fundamental particles present in the nucleus of an atom are Neutron, electron Proton, neutron Electron, proton Neutron, positron Neutron, electron Proton, neutron Electron, proton Neutron, positron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Supersonic jet causes pollution by thinning of SO2 layer O 2 layer CO2 layer O3 layer SO2 layer O 2 layer CO2 layer O3 layer ANSWER DOWNLOAD EXAMIANS APP
Chemistry Total number of halogen elements found in the periodic table is 13 8 5 3 13 8 5 3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Wax used for making candle is chemically a mixture of Aliphatic hydrocarbons Aliphatic and aromatic hydrocarbons Cyclic hydrocarbons Aromatic hydrocarbons Aliphatic hydrocarbons Aliphatic and aromatic hydrocarbons Cyclic hydrocarbons Aromatic hydrocarbons ANSWER DOWNLOAD EXAMIANS APP