Chemistry Which mineral is the ore of aluminium ? Bauxite Haematite Magnetite Siderite Bauxite Haematite Magnetite Siderite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The oxidation number of nickel in K4[Ni(CN)4] is –4 Zero 8 4 –4 Zero 8 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cloud is a colloidal dispersion of Air in a dispersion medium of water Fog in a dispersion medium of water Water drops in a dispersion medium of air Mist in a dispersion medium of air Air in a dispersion medium of water Fog in a dispersion medium of water Water drops in a dispersion medium of air Mist in a dispersion medium of air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bauxite is an alloy of which of the following metals ? Silver Aluminium Tin Iron Silver Aluminium Tin Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Persons working in cement plants and lime stone quarries are prone to disease like Pneumoconiosis Cancer Silicosis Asthma Pneumoconiosis Cancer Silicosis Asthma ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following metals pollutes the air of a city having large number of automobiles? Cadmium Chromium Lead Copper Cadmium Chromium Lead Copper ANSWER DOWNLOAD EXAMIANS APP