Chemistry Which one of the following mineral does not contain oxygen ? Cryolite Haematite Calcite Bauxite Cryolite Haematite Calcite Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphur dioxide bleaches colouring matter by : Decomposition Dehydration Oxidation Reduction Decomposition Dehydration Oxidation Reduction ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common name for the compound having formal NaOH is Caustic potash Sodium hydroxide Soda ash Caustic soda Caustic potash Sodium hydroxide Soda ash Caustic soda ANSWER DOWNLOAD EXAMIANS APP
Chemistry Major portion of the earth’s crust is mainly constituted by Oxygen and Iron Silicon and Aluminium Oxygen and Silicon Silicon and Iron Oxygen and Iron Silicon and Aluminium Oxygen and Silicon Silicon and Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ferrous sulphate is used in water treatment as a/an Oxidizing agent Adsorbent Reducing agent Coagulant aid Oxidizing agent Adsorbent Reducing agent Coagulant aid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Drinking soda is Oxidant Alkaline Acidic Neutral Oxidant Alkaline Acidic Neutral ANSWER DOWNLOAD EXAMIANS APP
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