The species with no electron in the 3d-orbital is
...The species with no electron in the 3d-orbital is
Zn2+
Sc3+
Cu
Mn
Correct answer is B
Scandium has electronic configuration 1s22s22p63s23p63d14s2 hence, Sc3+ has configuration 1s22s22p63s23p6. Hence, no electron in the 3d-orbital.
When sodium reacts with water, the resulting solution is ...
The name of the compound above is...
The IUPAC nomenclature of the organic compound with the above structural formula is ...
What is the atomic number of Actinium? ...
An example of a hygroscopic substance is ...
When sodium chloride and metallic sodium are each dissolved in water ...
Consider the equilibrium reaction represented by the equation: 2SO2(g) + O2(g) ⇌ 2SO3(g) ∆H = - ...