Transition Elements Mcqs
Our collections of Multiple choice questions and answers focuses on study of Transition Elements in Chemistry. These questions are chosen from a collection of most authoritative and best reference books on Chemistry. Our aim is to prepare an individual for competitive exams like NTS, GAT, ECAT, MDCAT, Teaching jobs Tests and Chemical industry job interviews. One should practice our Mcqs to assimilate knowledge on Transition Elements in Chemistry comprehensively.
2. K2 (Cu(CN)4) which one is correct
Potassium tetra cyano cupperate
Co-ordination number is 2
Ligand is positively charged
Central atom is present in avionic sphere
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3. The oxidation number of central metal atom in [Ni(CO)4] is
0
2
4
6
4. Group VIB of transition elements contains
Zn Cd Hg
Fe Ru Os
Cr Mo W
Mn Te Re
5. The leements in which d or f orbitals are in the process of completion are
Outer transition elements
Inner transition elements
Typical transition elements
Transition elements
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6. The location of transition elements is in between
Lanthanides & actinides
S and p block elements
Chalcogens and halogens
D and f block elements
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7. The melting points and boiling points upto meddle of 3d- series
Increases
Decreases
Remain same
No regular trend
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8. Pure metal
Corrode slowly
Corrode rapidly
Does not corrode easily
None of these
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9. Compounds attracted by applied strong magnetic field are called
Diamagnetic
Paramagnetic
Good conductor
Ferromagnetic
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10. The correct electronic configuration of Cr is
[Ar]4s23d4
[Ar] 4s23d4
[Ar]4s03d5
[Ar]4s13d5
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11. The oxidation state of transition elements is usually
Variable
Constant
Single
Infinite
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12. When light is exposed to transition element then electrons jump from lower orbitals to higher orbitals in
Orbitals of f-subshell
Orbitals of d-subshell
Orbitals of p-subshell
Both a & b
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13. Non-stoichiometric compounds of transition elements are called
Hydrates
Hydrides
Binary compounds
Interstitial compounds
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14. When a compound of transition element is dissolved in a solution of salt then it produces
Simples ions
Complex ions
Double salts
Strong anions
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15. The specie which donates electrons to central metal atom in coordination sphere is called
Anion
Cation
Ligand is positively charged
Acid
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