MEDIUM

Earn 100

Write down electronic configuration of ${Fe}^{3 +}$ ion and answer the following:
( $i$ ) What is the number of electrons having $n + ℓ = 3$ in it?
( $i i$ ) How many electrons in it have $n = 3$ and $m = 0 ?$
( $i i i$ ) How many electrons in it have $ℓ = 1$ ?
( $i v$ ) What is the number of electrons in $M$ -shell?

Important Questions on Transition and Inner Transition Elements

MEDIUM

Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Electronic Configuration of D Block Elements

Number of electrons that Vanadium

(Z = 23)

has in p-orbitals is equal to:

EASY

Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Electronic Configuration of D Block Elements

How many unpaired electrons are present in a

{Fe}^{2 +}

ion?

EASY

Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Electronic Configuration of D Block Elements

What is the general electronic configuration of

d

-block elements?

MEDIUM

Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Electronic Configuration of D Block Elements

Identify the correct statement(s) from the following:
i) There are four

d

-block series.
ii) Total d-block elements are

40

.
iii) Third d-block series starts with Lanthanum and ends with mercury.
iv) All the d-block members are metals and found in nature.

EASY

Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Electronic Configuration of D Block Elements

What is the general outer electronic configuration of the coinage metals ?

EASY

Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Electronic Configuration of D Block Elements

The electronic configuration of a transition element

X

+ 3

state is

[Ar] 3 d^{6} .

Its atomic number is ______

EASY

Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Electronic Configuration of D Block Elements

The basic character of the transition metal monoxide follows the order

MEDIUM

Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Electronic Configuration of D Block Elements

The electronic configuration of actinides is:

EASY

Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Electronic Configuration of D Block Elements

In which of the following pairs, the outermost electronic configuration will be the same?

EASY

Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Electronic Configuration of D Block Elements

Silver atom has completely filled

d

orbitals

(4 d^{10})

in its ground state. How can you say that it is a transition element?

EASY

Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Electronic Configuration of D Block Elements

The outer electronic configuration of Chromium

(Cr)

MEDIUM

Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Electronic Configuration of D Block Elements

The most abundant transition metal in human body is

EASY

Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Electronic Configuration of D Block Elements

Match List-I with List-II and select the correct answer using the codes given below:

List-I		List-II
(A)	Electronic configuration of americium.	1.	Corrosive Sublimate
(B)	$BM$ of ${Sm}^{3 +}, {La}^{3 +}, {Gd}^{3 +}$	2.	$[Rn] 5 f^{7} s^{2}$
(C)	$TiC l_{4} \overset{H_{2} O}{\to}$ Amphoteric white solid	3.	$5.9, 0.0, 7.94$
(D)	${Hg}_{2} C l_{2} \overset{aqua - regia}{\to}$ Compound used in antiseptic and dressing skin	4.	${TiO}_{2}$