Amongst $TiF_6^{2-}$ , $CoF_6^{3-}$ , $Cu_2Cl_2$ and $NiCl_4^{2-}$ the colourless species are
$CoF_6^{3-}$ and $NiCl_4^{2-}$
$TiF_6^{2-}$ and $CoF_6^{3-}$
$Cu_2Cl_2$ and $NiCl_4^{2-}$
$TiF_6^{2-}$ and $Cu_2Cl_2$
Which of the following statement is Correct
Which of the following ions will exhibit colour in aqueous solutions?
Which of the following statements are correct?
$(A)$ The $M ^{3+} / M ^{2+}$ reduction potential for iron is greater than manganese
$(B)$ The higher oxidation states of first row $d$ block elements get stabilized by oxide ion.
$(C)$ Aqueous solution of $Cr ^{2+}$ can liberate hydrogen from dilute acid.
$(D)$ Magnetic moment of $V ^{2+}$ is observed between $4.4-5.2\,BM$
Choose the correct answer from the options given below:
On adding excess of $N{H_3}$ solution to $CuS{O_4}$ solution, the dark blue colour is due to
Out of $Cu_2Cl_2$ and $CuCl_2$, which is more stable and why ?