When a compound of transition element is dissolved in a solution of salt then it produces____________________?

A. Simples ions
B. Complex ions
C. Double salts
D. Strong anions

The species which donate two electron pairs in a coordination compound is called__________________?

A. Ligand
B. Mono-dentate ligand
C. Poly-dentate ligand
D. Bi-dentate ligand

The central atom along with ligands is called____________________?

A. Complex ion
B. Coordination sphere
C. Ligand
D. Complex compound

In complex compounds the oxidation number is written in___________________?

A. English
B. Greek
C. Roman numeral
D. Hebrew

When an active metal like Al comes in contact with less active element like Cu then it produces__________________?

A. Dry cell
B. Galvanic cell
C. Electrolytic cell
D. A and b

Which of the following is typical transition metal ?

A. Sc
B. Y
C. Cd
D. Co

K2 (Cu(CN)4) which one is correct___________________?

A. Potassium tetra cyano cupperate
B. Co-ordination number is 2
C. Ligand is positively charged
D. Central atom is present in avionic sphere

The location of transition elements is in between__________________?

A. Lanthanides & actinides
B. S and p block elements
C. Chalcogens and halogens
D. D and f block elements

Which is sold as fertilizer ___________________?

A. Casio3
B. Na2sio3
C. Ca3(po4)2
D. Mnsio3

The oxidation state of transition elements is usually _______________________?

A. Variable
B. Constant
C. Single
D. Infinite