Chemistry Which of the following is an iron ore ? Nitrite Magnetite Lignite Bauxite Nitrite Magnetite Lignite Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The amount of chlorine available in water after disinfection is called as Free available chlorine Residual chlorine Free chlorine Combined available chlorine Free available chlorine Residual chlorine Free chlorine Combined available chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The smog is essentially caused by the presence of O2 and O3 Oxides of N and S O3 and N2 O2 and N2 O2 and O3 Oxides of N and S O3 and N2 O2 and N2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following has the highest lattice energy NaF RbF KF CsF NaF RbF KF CsF ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following group of gases contributes to the 'Green House Effect'? Ammonia and Ozone Carbon monoxide and Sulphur dioxide Carbon tetraflouride and Nitrous oxide Carbon dioxide and Methane Ammonia and Ozone Carbon monoxide and Sulphur dioxide Carbon tetraflouride and Nitrous oxide Carbon dioxide and Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid present in red ants is Acetic acid Butyric acid Caproic acid Formic acid Acetic acid Butyric acid Caproic acid Formic acid ANSWER DOWNLOAD EXAMIANS APP