A 0.0020 m aqueous solution of an ionic compound $Co[(NH_3)_5(NO_2)]Cl$ freeze at - 0.00732°C. Number of moles of ions which 1 mole of ionic compound produces on being dissolved in water will be (Ky = - 1.86°C/m)
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Predict the correct intermediate and product in the following reaction: |
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A compound contains atoms of three elements A, B and C, If the oxidation number of A is +2, B is +5 and that of C is -2, the possible formula of the compound is |
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The d-electron configuration of $Cr^{2+}, Mn^{2+} Fe^{2+} and Co^{2+} are d^4, d^5,d^6 and d^7$ drespectively. Which one of the following will exhibit minimum paramagnetic behaviour? (At. no. Cr = 24, Mn = 25, Fe = 26, CO = 27) |
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Which one is most reactive towards electrophilic reagent? |
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Taxonomically a species is ………. |
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Two plants can be conclusively said to belong to the same species if they ……. |
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Find the correct statements for the following |
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Where endangered animal species are kept for reproduction? |
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Unicellular eukaryotic microorganisms comprise ________ . |
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Example of blue green algae is in ________ . |
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