Chemistry The acid rain destroys vegetations because it contains Sulphuric acid Carbon monoxide Ozone Nitric acid Sulphuric acid Carbon monoxide Ozone Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Many people died in London in 1952 as result of air pollution producing Mist Fog Smog Sleet Mist Fog Smog Sleet ANSWER DOWNLOAD EXAMIANS APP
Chemistry The smog is essentially caused by the presence of O2 and N2 Oxides of N and S O3 and N2 O2 and O3 O2 and N2 Oxides of N and S O3 and N2 O2 and O3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The antiparticle of an electron is Positron Proton Beta particles Alpha particles Positron Proton Beta particles Alpha particles ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contains maximum percentage of carbon ? Cast iron High speed steel Wrought iron Stainless steel Cast iron High speed steel Wrought iron Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nylon is a type of Polyester Polyolefin Polyamide Acrylic Polyester Polyolefin Polyamide Acrylic ANSWER DOWNLOAD EXAMIANS APP