d and f-Block Elements Test

Question 1/24

1 / -0

Which among the following is not considered as a part of transition elements?

A

Zinc

B

Copper

C

Zirconium

D

Silver

Question 2/24

1 / -0

Which among the following transition metal has lowest melting point?

A

Titanium

B

Cobalt

C

Zinc

D

Scandium

Question 3/24

1 / -0

Transition metals with highest melting point is

A

Cr

B

W

C

Hg

D

Sc

Question 4/24

1 / -0

Transition metals with lowest melting point is

A

Zn

B

Cr

C

Cd

D

Hg

Question 5/24

1 / -0

Which is the most stable oxidation state of iron?

A

+2

B

+3

C

0

D

+1

Question 6/24

1 / -0

Electronic configuration of Cu³⁺ is

A

[Ar]3d⁸

B

[Ar]3d²

C

[Ar]3d¹

D

[Ar]3d⁰

Question 7/24

1 / -0

Maximum magnetic moment is shown by

A

d⁶

B

d⁸

C

d⁵

D

d⁷

Question 8/24

1 / -0

Maximum oxidation state is shown by

A

Os

B

Co

C

Cr

D

Mn

Question 9/24

1 / -0

Which one of the following compound is deliquescent?

A

HgCl₂

B

ZnCl₂

C

Hg₂Cl₂

D

CdCl₂

Question 10/24

1 / -0

Which of the following ion has smallest radii?

A

V²⁺

B

Ni²⁺

C

Mn²⁺

D

Ti²⁺

Question 11/24

1 / -0

Which of the following pairs of ions have same paramagnetic moment?

A

Cu²⁺, Ti³⁺

B

Ti³⁺, Ni²⁺

C

Ti⁴⁺, Cu²⁺

D

Mn²⁺, Cu²⁺

Question 12/24

1 / -0

Mohr’s salt is a

A

Acidic salt

B

Double salt

C

Basic Acidic salt

D

Normal salt

Question 13/24

1 / -0

Red hot steel rods on suddenly immersing in water become

A

Fibrous

B

Hard and brittle

C

Soft and malleable

D

Tough and ductile

Question 14/24

1 / -0

Which of the following methods is based on distribution law?

A

Parke’s process

B

Poling process

C

Mond’s process

D

Cupellation process

Question 15/24

1 / -0

Which is called chromic acid?

A

Cr₂O₃

B

Cr₃O₄

C

CrO

D

H₂CrO₄

Question 16/24

1 / -0

Which one of the following combines with Fe²⁺ ion to form a brown complex?

A

N₂O

B

N₂O₃

C

N₂O₅

D

NO

Question 17/24

1 / -0

Lucas reagent is

A

ZnCl₂ + HC

B

MnO₂ + H₂O

C

H₂SO₄+ HCl

D

NO + H₂O

Question 18/24

1 / -0

Vitamin B₁₂ contains?

A

Zn²⁺

B

Co³⁺

C

Fe²⁺

D

Ca²⁺

Question 19/24

1 / -0

Which is least soluble in water?

A

Ag₂S

B

AgBr

C

AgCl

D

AgI

Question 20/24

1 / -0

A reduction in the atomic size with increase in atomic number is characteristic of the elements of

A

high atomic masses

B

d – block

C

f – block

D

radioactive series

Question 21/24

1 / -0

Nitrous oxide is evolved when Zn is treated with

A

Conc. Nitric acid

B

Nitrous acid

C

Dilute nitric acid

D

None of these

Question 22/24

1 / -0

Ferrous sulphate on heating gives

A

SO₂ and SO₃

B

SO₂ and O₂

C

SO₂

D

SO₃

Question 23/24

1 / -0

In the reaction, SnCl₂ + HgCl₂→ A + SnCl₄

A

HgCl

B

HgCl₃

C

HgCl₂

D

Hg

Question 24/24

1 / -0

Ag⁺ ion is isoelectronic with

A

Zn²⁺

B

Cd²⁺

C

Pd²⁺

D

Question 1/24

Zinc

Copper

Zirconium

Silver

Question 2/24

Titanium

Cobalt

Zinc

Scandium

Question 3/24

Cr

W

Hg

Sc

Question 4/24

Zn

Cr

Cd

Hg

Question 5/24

+2

+3

0

+1

Question 6/24

[Ar]3d8

[Ar]3d2

[Ar]3d1

[Ar]3d0

Question 7/24

d6

d8

d5

d7

Question 8/24

Os

Co

Cr

Mn

Question 9/24

HgCl2

ZnCl2

Hg2Cl2

CdCl2

Question 10/24

V2+

Ni2+

Mn2+

Ti2+

Question 11/24

Cu2+, Ti3+

Ti3+, Ni2+

Ti4+, Cu2+

Mn2+, Cu2+

Question 12/24

Acidic salt

Double salt

Basic Acidic salt

Normal salt

Question 13/24

Fibrous

Hard and brittle

Soft and malleable

Tough and ductile

Question 14/24

Parke’s process

Poling process

Mond’s process

Cupellation process

Question 15/24

Cr2O3

Cr3O4

CrO

H2CrO4

Question 16/24

N2O

N2O3

N2O5

NO

[Ar]3d⁸

[Ar]3d²

[Ar]3d¹

[Ar]3d⁰

d⁶

d⁸

d⁵

d⁷

HgCl₂

ZnCl₂

Hg₂Cl₂

CdCl₂

V²⁺

Ni²⁺

Mn²⁺

Ti²⁺

Cu²⁺, Ti³⁺

Ti³⁺, Ni²⁺

Ti⁴⁺, Cu²⁺

Mn²⁺, Cu²⁺

Cr₂O₃

Cr₃O₄

H₂CrO₄

N₂O

N₂O₃

N₂O₅

ZnCl₂ + HC

MnO₂ + H₂O

H₂SO₄+ HCl

NO + H₂O

Zn²⁺

Co³⁺

Fe²⁺

Ca²⁺

Ag₂S

SO₂ and SO₃

SO₂ and O₂

SO₂

SO₃

HgCl₃

HgCl₂

Zn²⁺

Cd²⁺

Pd²⁺

Cu²⁺