Which of the following arrangements does not represent the correct order of the property stated against it?Co3+ < Fe3+ < Cr3+ < Sc3+ :​ Stability in aqueous solutionSc < Ti < Cr < Mn :​ Number of oxidation statesV2+< Cr2+ < Mn2+  < Fe2+:​​ Paramagnetic behaviourNi2+ < Co2+ < Fe2+ < Mn2+ :​ Ionic size

Correct order of basic nature is :-A MgO < K2O < Al2O3 < Na2O B Na2O < K2O < MgO < Al2O3 C Al2O3 < MgO < Na2O < K2O D K2O < Na2O < Al2O3 < MgO

Which is the correct order of the metals in the reactivity series, starting with the most reactive.A:K, Na, Li, Ca, Mg, C, Fe, H, CuB:Sn, Pb, Au, Ag, PtC:K, Li, Fe, Al, C, CuD:Fe, Zn, Cu, Al, O

Which of the following order is correct :AlF3 < AlCl3 < AlBr3 ; Lattice energyLi+ < Na+ < K+ ; Hydration energyS > O > N ; Electron affinityCl2 < F2 ; Bond dissociation energy

Which of the following represents the correct order of Cl−O bond lengths inClO−,ClO−2,ClO−3,ClO−4? ClO−4=ClO−3=ClO−2=ClO−ClO−<ClO−2<ClO−3<ClO−4ClO−4<ClO−3<ClO−2<ClO−ClO−3<ClO−4<ClO−2<ClO−

The correct order of thermal stability of the following metal carbonates is ans. BaCO3 < BeCO3 < MgCO3 < CaCO3 MgCO3 < CaCO3 < BaCO3 < BeCO3 BaCO3 < CaCO3 < MgCO3 < BeCO3 BeCO3 < MgCO3 < CaCO3 < BaCO3