In comparison of ferrous salts,ferric salts are

Variable valency,in general,is exhibited by

Identify the oxidation states of titanium $(Z=22)$ and copper $(Z=29)$ in their colourless compounds.

Identify the alloy used for construction of gas turbine engines.

Which of the following properties is not expected to be shown by copper?

In chromyl chloride,the number of $d$-electrons present on chromium is same as in (Given atomic number of $Ti = 22, V = 23, Cr = 24, Mn = 25, Fe = 26$)