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Questions
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1
JEE Main 2018 (Offline)
MCQ (Single Correct Answer)
+4
-1
According to molecular orbital theory, which of the following will not be a viable molecule?
A
$${\rm H}e_2^{2 + }$$
B
$${\rm H}e_2^{ + }$$
C
$${\rm H}_2^{- }$$
D
$${\rm H}_2^{2 - }$$
2
JEE Main 2018 (Offline)
MCQ (Single Correct Answer)
+4
-1
Which of the following compounds contain(s) no covalent bond(s)? KCl, PH3, O2, B2H6, H2SO4
A
KCl, B2H6
B
KCl, B2H6, PH3
C
KCl, H2SO4
D
KCl
3
JEE Main 2018 (Online) 15th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following best describes the diagram below of a molecular orbital ?
JEE Main 2018 (Online) 15th April Evening Slot Chemistry - Chemical Bonding & Molecular Structure Question 133 English
A
A non-bonding orbital
B
An antibonding $$\sigma $$ orbital
C
A bonding $$\pi $$ orbital
D
An antibonding $$\pi $$ orbital
4
JEE Main 2018 (Online) 15th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
In the molecular orbital diagram for the molecular ion, N2+, the number of electrons in the $$\sigma $$2pz molecular orbital is :
A
0
B
1
C
2
D
3
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