Chemistry Gold dissolves in Hydrochloric acid Nitric acid Aqua-regia Acetic acid Hydrochloric acid Nitric acid Aqua-regia Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to iodise common salt ? Potassium iodate Iodine Sodium iodide Potassium iodide Potassium iodate Iodine Sodium iodide Potassium iodide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is not a pure form of carbon Graphite Gold Diamond Coal Graphite Gold Diamond Coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water is not effective in extinguishing a fire caused by petrol because Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn The flame is too hot for water to cool it down Water and petrol react chemically Water and petrol are miscible with each other Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn The flame is too hot for water to cool it down Water and petrol react chemically Water and petrol are miscible with each other ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most important ore of aluminium is magnetite bauxite monazite haematite magnetite bauxite monazite haematite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which variety of coal contains recognisable traces of the original plant material ? Lignite Anthracite Bitumen Peat Lignite Anthracite Bitumen Peat ANSWER DOWNLOAD EXAMIANS APP
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