Heating mixture of Cu2O and Cu2S will give
KMnO4 can be prepared from K2MnO4 as per the reaction: 3MnO2– The reaction can go to completion by removing OH– ions by adding |
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The correct order of $\text{E}_{\text{M}^{2+}/\text{M}}^o$ values with negative sign for the four successive elements Cr, Mn, Fe and Co is |
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Extraction for zinc blende is achieved by |
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Gold is extracted by hydro metallurgical process, based on its property |
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Which pair of compounds is expected to show similar colour in aqueous medium? |
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Least paramagnetic property is shown by |
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The oxidation number of Mn in the product of alkaline oxidative fusion of MnO2 is |
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The spin only magnetic moment of Fe2+ ion (in BM) is approximately |
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Identify the reaction that does not take place in a blast furnace. |
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Formation of coloured solution is possible when metal ion in the compound contains |
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