Organic Chemistry
Some Basic Concepts of Organic Chemistry
MCQ (Single Correct Answer)MCQ (Multiple Correct Answer)
Alcohol, Phenols and Ethers
MCQ (Single Correct Answer)
Aldehydes, Ketones and Carboxylic Acids
MCQ (Single Correct Answer)MCQ (Multiple Correct Answer)
Organic Compounds Containing Nitrogen
MCQ (Single Correct Answer)
Chemistry in Everyday Life
MCQ (Single Correct Answer)
1
NEET 2024
MCQ (Single Correct Answer)
+4
-1

Match List I with List II.

List I
(Compound)
List II
(Shape/geometry)
A. NH$$_3$$ I. Trigonal Pyramidal
B. BrF$$_5$$ II. Square Planar
C. XeF$$_4$$ III. Octahedral
D. SF$$_6$$ IV. Square Pyramidal

Choose the correct answer from the options given below:

A
A-I, B-IV, C-II, D-III
B
A-II, B-IV, C-III, D-I
C
A-III, B-IV, C-I, D-II
D
A-II, B-III, C-IV, D-I
2
NEET 2024
MCQ (Single Correct Answer)
+4
-1

Identify the correct answer.

A
Three resonance structures can be drawn for ozone
B
$$\mathrm{BF}_3$$ has non-zero dipole moment
C
Dipole moment of $$\mathrm{NF}_3$$ is greater than that of $$\mathrm{NH}_3$$
D
Three canonical forms can be drawn for $$\mathrm{CO}_3^{2-}$$ ion
3
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1

The correct order of dipole moments for molecules $$\mathrm{NH}_3, \mathrm{H}_2 \mathrm{~S}, \mathrm{CH}_4$$ and $$\mathrm{HF}$$, is:

A
$$\mathrm{CH}_4 > \mathrm{H}_2 \mathrm{S} > \mathrm{NH}_3 > \mathrm{HF}$$
B
$$\mathrm{H}_2 \mathrm{S} > \mathrm{NH}_3 > \mathrm{HF} > \mathrm{CH}_4$$
C
$$\mathrm{NH}_3>\mathrm{HF}>\mathrm{CH}_4>\mathrm{H}_2 \mathrm{S}$$
D
$$\mathrm{HF}>\mathrm{NH}_3>\mathrm{H}_2 \mathrm{~S}>\mathrm{CH}_4$$
4
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1

Which one of the following represents all isoelectronic species ?

A
$$\mathrm{Na}^{+}, \mathrm{Cl}^{-}, \mathrm{O}^{-}, \mathrm{NO}^{+}$$
B
$$\mathrm{N}_2 \mathrm{O}, \mathrm{N}_2 \mathrm{O}_4, \mathrm{NO}^{+}, \mathrm{NO}$$
C
$$\mathrm{Na}^{+}, \mathrm{Mg}^{2+}, \mathrm{O}^{-}, \mathrm{F}^{-}$$
D
$$\mathrm{Ca}^{2+}, \mathrm{Ar}, \mathrm{K}^{+}, \mathrm{Cl}^{-}$$
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