Chemistry The most suitable vessel for storing concentrated sulphuric acid is Aluminium vessel Copper vessel Glass vessel Earthen vessel Aluminium vessel Copper vessel Glass vessel Earthen vessel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ethylene is a ________ molecule. Covalent Nonpolar Ionic Polar Covalent Nonpolar Ionic Polar ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rutherford’s scattering experiment proved the presence of Neutrons in atoms Nucleus in atoms Electrons in atoms Atoms in all matter Neutrons in atoms Nucleus in atoms Electrons in atoms Atoms in all matter ANSWER DOWNLOAD EXAMIANS APP
Chemistry The human body is made up of several chemical elements; the element present in the highest proportion (65%) in the body is oxygen hydrogen carbon nitrogen oxygen hydrogen carbon nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of d-electrons in Fe2+ (Z = 26) is not equal to that of d-electrons in Fe(Z = 26) s-electrons in Mg(Z = 12) p-electrons in CI(Z = 17) p-electrons in Ne(Z = 10) d-electrons in Fe(Z = 26) s-electrons in Mg(Z = 12) p-electrons in CI(Z = 17) p-electrons in Ne(Z = 10) ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the product formed when sodium bicarbonate is heated strongly? Sodium Carbonate Sodium Peroxide Sodium Monoxide Sodium Hydroxide Sodium Carbonate Sodium Peroxide Sodium Monoxide Sodium Hydroxide ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS