Which of the following statement is incorrect?

Density and temperature are intensive properties

The value of equilibrium constant is independent on initial concentration of reactants and products

${\left[CoC{l}_4\right]}_{\left(aq\right)}^{-2}$ when cooled in freezing mixture the colour of the solution turns pink due to formation of ${\left[Co{\left(H_{2}O\right)}_6\right]}_{ }^{+3}$

The basic strength order of ${\mathrm{OH}}^{-},{\mathrm{NH}}_3,{\mathrm{NH}}_2^{-}$ is ${\mathrm{OH}}^{-}>{\mathrm{NH}}_3>{\mathrm{NH}}_2^{-}$