Chemistry Stains of rust on clothes can be removed by : Alcohol H2O2 Petrol Oxalic acid Alcohol H2O2 Petrol Oxalic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which mineral is the ore of aluminium ? Bauxite Siderite Haematite Magnetite Bauxite Siderite Haematite Magnetite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following group of gases contributes to the 'Green House Effect'? Carbon monoxide and Sulphur dioxide Carbon dioxide and Methane Carbon tetraflouride and Nitrous oxide Ammonia and Ozone Carbon monoxide and Sulphur dioxide Carbon dioxide and Methane Carbon tetraflouride and Nitrous oxide Ammonia and Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry Setting of plaster of paris involves Oxidation process Reduction process Dehydration process Hydration to form other hydrates Oxidation process Reduction process Dehydration process Hydration to form other hydrates ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of waves in n x 10th Bohr's orbit are n2 n n-2 n3 n2 n n-2 n3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry A subshell with l=2 can take up 10 electron 5 electron 8 electron 3 electron 10 electron 5 electron 8 electron 3 electron ANSWER DOWNLOAD EXAMIANS APP
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