NMDCAT Chem Quiz : Transition Elements and Fundamental Principles of OC
NMDCAT Chemistry Quiz: Transition Elements
Test your knowledge on transition elements and organic chemistry fundamentals with this comprehensive quiz! Featuring 25 well-crafted questions, this quiz covers essential concepts and applications in chemistry.
Key Features:
- Multiple choice questions
- Focus on transition metals and organic chemistry
- Engaging and informative
1-The 3d transition series contains elements having an atomic number from:
21 to 30
21 to 31
22 to 30
21 to 29
2-The first transition element is
Copper
Nickel
Scandium
Vanadium
3-Transition metals are generally coloured because
They absorb electromagnetic radiations
Their penultimate d-subshells are fully filled
Of d-d transition
None of the above
4-Atomic radii of d-block elements in a series
Decreases with increase in atomic number
Increases with increase in atomic number
Remains constant
None of the above
5-Formation of interstitial compounds makes the transition metals more
Soft
Ductile
Malleable
None of the above
6-Paramagnetism is common in
S-block elements
P-block elements
D-block elements
F-block elements
7-Transition metals are complexes act as
Lewis acid
Lewis base
Neutral
None of above
8-Transition elements exhibit variable valency because they release electrons from
Ns orbitals
Np orbitals
(n-1)d orbitals
(n-1)d & ns orbitals
9-The density of transition metals in a series
Decreases gradually
Increases gradually
Remains constant
May increase or decrease
10-In industrial processes, transition elements and their oxides are used as
Surfactants
Insecticides
Catalyst
Any of them
11. Choose the incorrect option regarding Isomerism.
They differ in both physical and chemical properties
They have the different molecular formula
There are two types of Isomerism : Structural and Stereo Isomerism
Geometric and optical isomerism are two types of Stereo Isomerism
12. Isomerism that arises out of the difference in spatial arrangement of atoms or groups about the doubly bonded carbon atoms are called? (In specific)
Structural Isomerism
Stereo Isomerism
Geometrical Isomerism
Optical Isomerism
13. Isomers with similar groups on the same side are called as ” trans” isomers.
True
False
14. Which among the following defines Meso forms of isomers?
Meso form is optically inactive due to external compensation
The molecules of the meso isomers are chiral
It can be separated into optically active enantiometric pairs
It is a single compound
15. Which among the following does not exhibit geometric isomerism?
1-hexene
2-hexene
3-hexene
4-hexene
16-How many isomers are contained by Hexane?
Two
Three
Four
Five
17-How many main groups are organic compounds classified into based on carbon skeleton?
Two
Three
Four
Five
18-Groups of atoms that can occur within organic molecules are called
Cyclic compounds
Functional groups
Homologous series
None of above
19-Which pair of elements has abnormal electronic configuration
Ti,V
Cr,Mn
Cr,Cu
Ni,Co
20-Which of the following pairs show resemblance in their valence shell electronic configuration
Sc,Y
Zn,V
Mn,Mo
Pt,Au
21-A typical transition metal:
Sc
Cd
Y
Co
22-Not a heterocyclic organic componds:
Furan
Pyrrole
Thiophene
Anthracene
23-Not exhibit positional isomerism:
Alkynes
Carboxylic acids
Nitroalkanes
Alcohol
24-Shows cis-trans isomerism:
CH3CH=CH2CH2CH3
CH3ClC=CCH3
CH3CH=CHCH3
BrClC=CH2
25-Methyl cyclobutane belongs to:
Alicyclic hydrocarbons
Aromatic hydrocarbons
Acidic hydrocarbons
Heterocyclic
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