A compound of vanadium pentoxide `(V_2O_5)` is used as catalyst: Write thesub-shell electronic configur-ation of this ion (V- 23)

A compound of vanadium pentoxide (V_2O_5) is used as catalyst: How vanadium ion is represented?

A compound of vanadium pentoxide (V_2O_5) is used as catalyst: What is the oxidation state of vanadium in this compound?

The element Cu with atomic number 29 undergoes chemical reaction to form an ion with oxidation number +2. a) Write down the subshell electronic configuration of this ion? b) Can this element show variable valency? Why? c) Write down the chemical formula of one compound formed when this elemrnt reacts with chlorine (Cl_17)

[Ar] 3d5 4s2 is the sub shell electronic configuration of an element. Which is the element?

The oxidation state of Cromium in the compound Cr_2O_3 is +3: Write the subshell electronic configuration fo Cromium in Cr_2O_3 and CrO_3 . (Atomic numbr of Cr-24).

11,17,10 are the atomic number of elements X,Y and Z: Write down the oxidation numbers of the elements in the compound formed by any two of the element. Write the subshell electronic configuration of both ions.

A compound of vanadium has magnetic moment of 1.73 BM. What is the electronic configuration of the vanadium ion in the compound ?

The outer most subshell electronic configuration of an element is 3d^(5)4s^2 . Write the complete subshell electronic configuration of this element.

Sub-shell electronic configuration of X is given below. 1s^2, 2s^2, 2p^5 : Write the sub-shell electronic configuration of the element next to X in same period.

The outermost electronic configuration of A is 2s^2 2p^2 (Symbols are not real) a) Find the group number, block of this element. b) Write the chemical formula of the compound obtained by the reaction of A and chlorine. c) Write down the complete subshell electronic configuration of the element coming just below A in the same group of the periodic table?