Chemistry Philosopher’s wool is chemically Zinc oxide Calcium oxide Aluminium oxide Magnesium oxide Zinc oxide Calcium oxide Aluminium oxide Magnesium oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Smoke is formed due to Gas dispersed in gas Solid dispersed in gas Gas dispresed in solid Solid dispresed in liquid Gas dispersed in gas Solid dispersed in gas Gas dispresed in solid Solid dispresed in liquid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The term 'brown air' is used for Photochemical smog Acid fumes Sulphurous smog Industrial smog Photochemical smog Acid fumes Sulphurous smog Industrial smog ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most reactive among the halogens is Chlorine Bromine Iodine Fluorine Chlorine Bromine Iodine Fluorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen forms a variety of compounds in all oxidation states ranging from –3 to + 4 –3 to + 6 –3 to + 5 –3 to + 3 –3 to + 4 –3 to + 6 –3 to + 5 –3 to + 3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The iron ore which contains 72% of iron is : Limonite Magnetite Haematite Siderite Limonite Magnetite Haematite Siderite ANSWER DOWNLOAD EXAMIANS APP
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