Match the LIST-I with LIST-II
Choose the correct answer from the options given below :
Held on 3 Apr 2025 · Verified 6 Jul 2026.
A-II, B-III, C-IV, D-I
A-IV, B-I, C-II, D-III
A-I, B-II, C-III, D-IV
A-III, B-I, C-IV, D-II
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By usual analysis, 1.00 g of compound $(\mathrm{X})$ gave 1.79 g of magnesium pyrophosphate. The percentage of phosphorus in compound $(X)$ is : (nearest integer) (Given, molar mass in $\mathrm{g} \mathrm{mol}^{-1}: \mathrm{O}=16, \mathrm{Mg}=24, \mathrm{P}=31$)
Among $Fe^{2+}, Fe^{3+}, Cr^{2+}$ and $Zn^{2+}$, the ion that shows positive borax bead test and with highest ionisation enthalpy is:
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Which of the following sequences of hybridisation, geometry and magnetic nature are correct for the given coordination compounds ? A. $[\text{NiCl}_4]^{2-}$ $-$ sp$^3$, tetrahedral, paramagnetic B. $[\text{Ni(NH}_3)_6]^{2+}$ $-$ sp$^3$d$^2$, octahedral, paramagnetic C. $[\text{Ni(CO)}_4]$ $-$ sp$^3$, tetrahedral, paramagnetic D. $[\text{Ni(CN)}_4]^{2-}$ $-$ dsp$^2$, square planar, diamagnetic Choose the correct answer from the options given below :
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