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Question: 
 Each P of P4O10 is attached to how many oxygen atoms?

1.3

2.2.5

3.2

4.4

Posted Date:-2021-03-08 07:28:42

Question: 
 Find the paramagnetic species

1. CN–

2.NO+

3.CO

4.O2–

Posted Date:-2021-03-08 07:28:42

Question: 
 O-O bond length is minimum in

1.O2–

2.O2

3.O2+

4.O22-

Posted Date:-2021-03-08 07:28:42

Question: 
 Which of the following is not paramagnetic?

1.CO

2. N2+

3. NO

4.O2–

Posted Date:-2021-03-08 07:28:42

Question: 
 Which of the following pairs has the same bond order?

1. O2+, NO+

2.N2, O2

3.O22-, B2

4. NO, CO

Posted Date:-2021-03-08 07:28:42

Question: 
Find the diamagnetic species

1.H2

2. H2–

3.He2+

4. H2+

Posted Date:-2021-03-08 07:28:42

Question: 
Find the molecule having the highest bond order

1. O2+

2.O2–

3.O22-

4.O2

Posted Date:-2021-03-08 07:28:42

Question: 
 Which among the following has the shortest C-C bond length?

1.Ethene

2.Ethane

3. Benzene

4.Ethyne

Posted Date:-2021-03-08 07:28:42

Question: 
The oxygen molecule is paramagnetic. It can be explained by

1. Resonance

2.Hybridisation

3.Valence bond theory

4.Molecular orbital theory

Posted Date:-2021-03-08 07:28:42

Question: 
When O2 changes to O2–, the electron goes to which of the orbitals?

1. 𝜋 orbital

2.𝜎 orbital

3.𝜋* orbital

4. 𝜎* orbital

Posted Date:-2021-03-08 07:28:42

Posted on by R4R Team

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