1
NEET 2019
MCQ (Single Correct Answer)
+4
-1
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
2
NEET 2019
MCQ (Single Correct Answer)
+4
-1
The manganate and permanganate ions are tetrahedral due to :
A
The $$\pi $$-bonding involves overlap of p-orbitals of oxygen with p-orbtials of manganese
B
The $$\pi $$-bonding involves overlap of d-orbitals of oxygen with d-orbitals of manganese
C
The $$\pi $$-bonding involves overlap of p-orbitals of oxygen with d-orbitals of manganese
D
There is no $$\pi $$-bonding
3
NEET 2019
MCQ (Single Correct Answer)
+4
-1
The correct structure of tribromooctaoxide is :
A
NEET 2019 Chemistry - Chemical Bonding and Molecular Structure Question 25 English Option 1
B
NEET 2019 Chemistry - Chemical Bonding and Molecular Structure Question 25 English Option 2
C
NEET 2019 Chemistry - Chemical Bonding and Molecular Structure Question 25 English Option 3
D
NEET 2019 Chemistry - Chemical Bonding and Molecular Structure Question 25 English Option 4
4
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Which of the following diatomic molecular species has only $$\pi $$ bonds according to Molecular Orbital Theory?
A
C2
B
Be2
C
O2
D
N2
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