Coordination Compounds  MCQs

MCQs of Coordination Compounds

Showing 181 to 190 out of 226 Questions
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181.
What type of ligand is ptn ?
(a) Bidentate neutral
(b) Tridentate negative
(c) Tridentate neutral
(d) Bidentate negative
Answer:

Option (c)

182.
Which of the following is didentate anionic ligand?
(a) en
(b) OX
(c) ptn
(d) EDTA
Answer:

Option (b)

183.
Which of the following ligand posseses one co-ordination site ?
(a) O2-
(b) SO42-
(c) CO32-
(d) OX2-
Answer:

Option (a)

184.
Which of the following is unidentate negative ion ligand ?
(a) O2-
(b) CO32-
(c) OX2-
(d) Py
Answer:

Option (a)

185.
What type of complex is examplified by K2Cr2O7 ?
(a) Mixed ligand complex
(b) Unicentred (monocentred) complex
(c) It is not a complex
(d) Polynuclear (polycentred) complex
Answer:

Option (d)

186.
What is the number of edta ligands required to form an octahedral chelate with Ca+2 ion?
(a) One
(b) Two
(c) Three
(d) Eight
Answer:

Option (a)

187.
Which of the following statements is correct regarding EDTA ligand ?
(a) Two N-atoms and two O-atoms are electron donors in this ligand.
(b) Two N-atoms and four O-atoms act as electron donors in this ligand.
(c) It can form only octahedral chelate by combining with the central metal atom/ion.
(d) It contains six methylene groups (-CH2-) which act as co-ordination sites.
Answer:

Option (b)

188.
Which of the following is not a neutral ligand ?
(a) Nitrous
(b) Aqua
(c) Ethylene diamine
(d) OXO
Answer:

Option (d)

189.
The correct statement regarding K2 [Cr2O7] is _____ .
(a) all O2- ligands act as monodentate ligands
(b) one O2- ligand is monodentate and the remaining six O2- ligands act as didentate
(c) one O2- ligand is didnatate and the remaining six O2- ligands act as monodentate
(d) each Cr6+ forms octahedral structure
Answer:

Option (c)

190.
The ligand in the complex lithiumtetra - hydridoaluminate (III) is _____ .
(a) H+
(b) H
(c) H-
(d) H2
Answer:

Option (c)

Showing 181 to 190 out of 226 Questions
16 17 18 19 20 21