Coordination Compounds MCQ
1. When 0.1 mol CoCl3(NH3)5 is combined with excess AgNO3, then 0.2 mol AgCl is obtained. The conductivity of the solution suits the
A. 1:3 electrolyte
B. 1:1 electrolyte
C. 3:1 electrolyte
D. 1:2 electrolyte
Answer:::: D.
2. A chelating agent has two or more than two donor atoms to bind to a single metal ion. Which of the following is not a chelating agent?
A. Thiosulphato
B. Oxalato
C. Glycinato
D. Ethane-1,2-diamine
Answer:::: A.
3. IUPAC name of [Pt(NH3)2Cl(NO2)] is
A. Platinum diamminechloronitrite
B. Chloronitrito-N-ammineplatinum (II)
C. Diamminechloridonitrito-N-platinum (II)
D. Diamminechloronitrito-N-plantinate (II)
Answer:::: C.
4. In the complex [E(en)2(C2O4)]NO2 (where (en) is ethylenediamine) _______are the coordination number and the oxidation state of the element ‘E’ respectively.
A. 6 and 2
B. 2 and 2
C. 4 and 3
D. 6 and 3
Answer:::: D.
5. The sum of coordination number and oxidation number of the metal M in the complex [M(en)2(C2O4)]Cl (where (en) is ethylenediamine) is
A. 9
B. 6
C. 7
D. 8
Answer:::: A.
6. Some salts containing two different metallic elements give test for only one of them in solution, such salts are
A. double salts
B. normal salts
C. complex salts
D. None of these
Answer:::: C.
7. An example of a sigma bonded organometallic compound is
A. Grignard reagent
B. Ferrocene
C. Cobaltocene
D. Ruthenocene
Answer:::: A.
8. Iron carbonyl, Fe(CO)5 is
A. Tetranuclear
B. Mononuclear
C. Dinuclear
D. Trinuclear
Answer:::: B.
9. The type of isomerism shown by the complex [CoCl2(en)2] is
A. Geometrical isomerism
B. Coordination isomerism
C. Linkage isomerism
D. Ionization isomerism
Answer:::: A.
10. Which of the following elements do not form a complex with EDTA?
A. Ca
B. Mg
C. Be
D. Sr
Answer:::: C.
