The brown ring test for nitrates depends on
Which of the following is used to prepare Cl2 gas at room temperature from concentrated HCl? |
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Which one of the following is not true at room temperature andpressure |
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The tendency of BF3, BCl3 and BBr3 to behave as Lewis acid decreases in the sequence: |
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Which statement is NOT correct about fullerene C60? |
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Which one of the following arrangements represents the correct order of least negative to most negative electron gain enthalpy for C, Ca, Al, F and O? |
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In which of the following compounds, nitrogen exhibits highest oxidation state? |
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Three reactions involving H2PO– (i) H3PO4 + H2O → H3O+ + H2PO– (ii) H2PO– (iii) H2PO– In which of the above does H2PO– |
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Which noble gas is most abundant in atmosphere? |
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The correct order of increasing bond angles in the following species is |
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Among the following substituted silicanes the one which will give rise to cross linked silicone polymer on hydrolysis is |
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