Chemistry Silver halides are used in photographic plates because they are Soluble in hyposolution Oxidised in air Totally colourless Reduced by light Soluble in hyposolution Oxidised in air Totally colourless Reduced by light ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of d-electrons in Fe2+ (Z = 26) is not equal to that of p-electrons in Ne(Z = 10) p-electrons in CI(Z = 17) d-electrons in Fe(Z = 26) s-electrons in Mg(Z = 12) p-electrons in Ne(Z = 10) p-electrons in CI(Z = 17) d-electrons in Fe(Z = 26) s-electrons in Mg(Z = 12) ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical that is used to ripen mangoes is Calcium carbonate Calcium sulphide Calcium carbide Calcium chloride Calcium carbonate Calcium sulphide Calcium carbide Calcium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical substance present in bones and teeth is Calcium chloride Calcium sulphate Calcium phosphate Calcium borate Calcium chloride Calcium sulphate Calcium phosphate Calcium borate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The electronic configuration of an atom having atomic number ‘20’ is 2, 8, 8, 2 2, 8, 10 2, 10, 8 2, 6, 8, 4 2, 8, 8, 2 2, 8, 10 2, 10, 8 2, 6, 8, 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron is extracted from Bauxite Dolomite Cinnabar Haematite Bauxite Dolomite Cinnabar Haematite ANSWER DOWNLOAD EXAMIANS APP