Entry Test MCQ :: Transition Elements
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| 1. |
Coordination number of the transition element in [Pt Cl NO2 (NH3)4]2- is |
Answer: Option B
Explanation:
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| 2. |
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 |
Answer: Option D
Explanation:
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| 3. |
The oxidation number of central metal atom in [Ni(CO)4] is |
Answer: Option C
Explanation:
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| 4. |
Group VIB of transition elements contains |
| A. |
Zn Cd Hg |
B. |
Fe Ru Os |
| C. |
Cr Mo W |
D. |
Mn Te Re |
Answer: Option C
Explanation:
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| 5. |
The leements in which d or f orbitals are in the process of completion are |
| A. |
outer transition elements |
B. |
inner transition elements |
| C. |
typical transition elements |
D. |
transition elements |
Answer: Option D
Explanation:
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| 6. |
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 |
Answer: Option B
Explanation:
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| 7. |
The melting points and boiling points upto meddle of 3d- series |
| A. |
increases |
B. |
decreases |
| C. |
remain same |
D. |
no regular trend |
Answer: Option A
Explanation:
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| 8. |
Pure metal |
| A. |
corrode slowly |
B. |
corrode rapidly |
| C. |
does not corrode easily |
D. |
none of these |
Answer: Option C
Explanation:
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| 9. |
Compounds attracted by applied strong magnetic field are called |
| A. |
diamagnetic |
B. |
paramagnetic |
| C. |
good conductor |
D. |
ferromagnetic |
Answer: Option B
Explanation:
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| 10. |
The correct electronic configuration of Cr is |
| A. |
[Ar]4s23d4 |
B. |
[Ar] 4s23d4 |
| C. |
[Ar]4s03d5 |
D. |
[Ar]4s13d5 |
Answer: Option D
Explanation:
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