1
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following diatomic molecular species has only $$\pi $$ bonds according to Molecular Orbital Theory?
A
C2
B
Be2
C
O2
D
N2
2
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
The compound that is most difficult to protonate is :
A
NEET 2019 Chemistry - Some Basic Concepts of Organic Chemistry Question 41 English Option 1
B
NEET 2019 Chemistry - Some Basic Concepts of Organic Chemistry Question 41 English Option 2
C
NEET 2019 Chemistry - Some Basic Concepts of Organic Chemistry Question 41 English Option 3
D
NEET 2019 Chemistry - Some Basic Concepts of Organic Chemistry Question 41 English Option 4
3
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
The number of sigma ($$\sigma $$) and pi ($$\pi $$) bonds in pent-2-en-4-yne is -
A
11 $$\sigma $$ bonds and 2 $$\pi $$ bonds
B
13 $$\sigma $$ bonds and no $$\pi $$ bonds
C
10 $$\sigma $$ bonds and 3 $$\pi $$ bonds
D
8 $$\sigma $$ bonds and 5 $$\pi $$ bonds
4
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
For an ideal solution, the correct option is :
A
$$\Delta $$mixH = 0 at constant T and P
B
$$\Delta $$mixG = 0 at constant T and P
C
$$\Delta $$mixS = 0 at constant T and P
D
$$\Delta $$mixV $$ \ne $$ 0 at constant T and P