Chemistry The important ore of aluminium is Fluorspar Haematite Cryolite Bauxite Fluorspar Haematite Cryolite Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The three elements most needed in common fertilisers are : Calcium, Phosphorous and Potassium Nitrogen, Potassium and Phosphorous Sulphur, Phosphorous and Sodium Phosphorous, Sodium and Nitrogen Calcium, Phosphorous and Potassium Nitrogen, Potassium and Phosphorous Sulphur, Phosphorous and Sodium Phosphorous, Sodium and Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The length of double bond is _______ than single bond Longer Shorter None of these Of same lenght Longer Shorter None of these Of same lenght ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following statement is correct ?Ozone is found in the earth's atmosphere mostly between 50 and 100 km 10 and 20 km 5 and 10 km 20 and 50 km 50 and 100 km 10 and 20 km 5 and 10 km 20 and 50 km ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bleaching powder is used in drinking water as a/an Disinfectant Antiseptic Antibiotic Coagulant Disinfectant Antiseptic Antibiotic Coagulant ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer is present in Ionosphere Stratosphere Troposphere Exosphere Ionosphere Stratosphere Troposphere Exosphere ANSWER DOWNLOAD EXAMIANS APP
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