Coordination Compounds Mocktest Mhtcet 2025

COORDINATION COMPOUNDS SUBTOPICS MHTCET 2025

1 Introduction
2 Types of ligands
3 Terms used in coordination chemistry
4 Classification of complexes
5 IUPAC nomenclature of coordination compounds
6 Effective atomic number rule
7 Isomerism in coordination compounds.
8 Stability of coordination compounds
9 Theories of bonding in complexes
10 Application of coordination compounds

Mocktest Online Test Series of Coordination Compounds

 

Results

#1. Coordination compounds contain ligands attached to central metal atom/ion through contain ligands ____bonds.

covalent

ionic

coordinate

metallic

#2. Ammonia molecule and oxalate ion have coordination sites respectively.

one, two

two, one

three, two

one, three

#3. An ambidentate ligand is the one which____.

has two donor atoms but either of the two can form a coordinate bond

is linked to the metal atom at two points

has two donor atoms but only one of them has the capacity to form a coordinate bond

is negatively charged

#4. Which among the following ligands is/are polydentate ligand(s)? nitrate

Oxalate

Nitrate

thiocyanate

Both (A) and (C)

#5. Among the given ligands, which is a negatively charged?

Ammonia

ethylenediammine

water

Nitrate

#6. A discrete structural unit in which central metal ion and ligands linked to it are enclosed in a square bracket is called

coordination sphere

coordination number

ligand

counter ion

#7. According to Werner, there are two spheres (zones) of attraction around the central metal ion. The inner sphere is the___. and the outer sphere is the____.

coordination sphere, ionization sphere

ionization sphere, coordination sphere

bonding sphere, antibonding sphere

Second sphere, first sphere

#8. The coordination number of a central metal atom in a complex is determined by the number of____.

ligands around a metal ion is bonded by both sigma and pi-bonds

ligands around a metal ion bonded by pibonds

ligands around a metal ion bonded by coordinate bonds

only anionic ligands bonded to the metal ion

#9. According to Werner’s theory, primary valence is satisfied by____.

anions

cations

neutral atoms or groups

all of these

#10. Identify Lewis acid(s) in cisplatin.

NH3

CI

Pt

Both (A) and (B)

#11. Identify the INCORRECT statement with respect to coordination compound, cisplatin.

Cisplatin is a complex compound with central metal atom platinum surrounded by ammonia and chloride as ligands.

Platinum act as lewis acid.

Ligands act as lewis bases.

Ligands are bonded 10 platinum through electrostatic or ionic bond.

#12. Bidentate ligand is_____.

NO-3

ethylenediamine

EDTA

SCN

#13. The donor sites of EDTA ligand are

O atoms only

N atoms only

two N atoms and four O atoms

three N atoms and three O atoms

#14. In complex, the coordination number is the____.

number of ligands

oxidation number of metal ion

number of electron pairs involved in bonding

charge on the ligand

#15. Which of the following statements INCORRECT about coordination number?

Coordination same as the number of monodentate ligand attached to it.

A particular metal can exhibit more than one coordination number.

Different metal ions can show coordination number

Number of ligands determines coordination number of metal ion in the complex

#16. The coordination number and oxidation number of M in the complex,[M(NH3)SO4]Cl are

10+3

6,+4

2,+6

6,+3

#17. An example for a double salt is___.

potassium ferricyanide

hexaamminecobalt (III) chloride

copper sulphate

Mohr's salt

#18. Which of the following statements is INCORRECT about Werner’s theory?

The ionizable sphere consists of entities which satisfy the primary valency.

Secondary valence is the same thing as coordination number.

Primary valences are satisfied by neutral molecules.

Secondary valences are directional whereas primary valences nondirectional are non-directional.

#19. When AgNO3 is added to a solution of CoC13.5NH3, the precipitate of AgCl shows two ionizable chloride ions. This that means____.

two chlorine atoms satisfy primary valence and one chlorine atom satisfies secondary valence

two chlorine atoms satisfy primary as well as secondary valences

three chlorine atoms satisfy primary valence

three chlorine atoms satisfy secondary valence

#20. ChlorophtII is a complex of____.

Mg

Mn

Co

Fe

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