Chemistry Acid rain is caused by the pollution of environment by Carbon monoxide and Carbon dioxide Carbon dioxide and Nitrogen Ozone and Carbon dioxide Nitrous oxide and Sulphur dioxide Carbon monoxide and Carbon dioxide Carbon dioxide and Nitrogen Ozone and Carbon dioxide Nitrous oxide and Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Baryllium Sulphate is less soluble in water due to Low inflammable energy High inflammable energy Low Energy of dissociation Lonic band Low inflammable energy High inflammable energy Low Energy of dissociation Lonic band ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium gas is used in gas balloons instead of hydrogen gas because it is More abundant than hydrogen Non-combustible More stable Lighter than hydrogen More abundant than hydrogen Non-combustible More stable Lighter than hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass is a Homogeneous mixture Element Compound Heterogeneous mixture Homogeneous mixture Element Compound Heterogeneous mixture ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which acid is used in Lead storage battery? Hydrochloric acid Sulphuric acid Nitric acid Acetic acid Hydrochloric acid Sulphuric acid Nitric acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is a covalent compound ? Calcium chloride Carbon tetrachloride Magnesium fluoride Sodium chloride Calcium chloride Carbon tetrachloride Magnesium fluoride Sodium chloride ANSWER DOWNLOAD EXAMIANS APP