Example 1 · difficulty 2/5
What is the coordination number of cobalt in [Co(en)2Cl2]+?
- A. 2
- B. 3
- C. 4
- D. 6
2021 source guide · Chemistry
NEET 2021 Chemistry Coordination Compounds Questions
Connect the official 2021 paper with current Chemistry practice without labelling original previews as PYQs.
250 original questions · explicit provenance labels
ChemistryPlate 97
NeetVellum atlas · fig. chemistry
97
What to master
nomenclature, isomerism, bonding, crystal fields and magnetic behaviour.
Original practice preview
These are current-syllabus NeetVellum questions, shown separately from historical-paper provenance.
Example 2 · difficulty 2/5
What is the oxidation state of iron in K3[Fe(CN)6]?
- A. +3
- B. +2
- C. +6
- D. −3
Example 3 · difficulty 1/5
Which coordination entity is homoleptic?
- A. [Co(NH3)5Cl]2+
- B. [Ni(CO)4]
- C. [Pt(NH3)2Cl2]
- D. [Co(en)2Cl2]+
The evidence-first practice loop
- 1. Verify provenanceOfficial paper and final key before accepting a PYQ label.
- 2. Attempt closed-bookExpose the concept or execution gap before rereading.
- 3. Repair and returnClassify the miss and re-practice after a delay.
Canonical chapter practice
Frequently asked questions
Are these official NEET 2021 Chemistry Coordination Compounds PYQs?
No. The previews are original NeetVellum practice questions. A historical item receives a PYQ label only after its official paper and authoritative final answer key are attached. Use the official archive for the source paper.
How should I use the NEET 2021 paper?
Solve the official paper under its original timing, verify against the final key, classify every miss, and then use the linked current-syllabus practice bank to repair the exposed concept.