Polar Bonds in Water Molecules

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Questions and Answers

What type of compounds are σ electrons usually present in?

Saturated compounds

What is the difference between σ electrons and π electrons?

σ electrons are involved in the formation of σ bonds, while π electrons are involved in the formation of π bonds

What type of molecular orbital (MO) do π electrons occupy?

Ï€ MO

What is the energy order of the electronic transitions associated with σ and π orbitals?

<p>σ &gt; σ* &gt; π &gt; π*</p> Signup and view all the answers

What type of radiation is associated with the transition from n to π*?

<p>Near UV and Visible (200 to 800 nm)</p> Signup and view all the answers

What is the type of transition that occurs when an electron in the bonding σ orbital is excited to the corresponding anti-bonding σ* orbital?

<p>σ to σ* transition</p> Signup and view all the answers

What is the energy range associated with the transition from n to σ*?

<p>Vacuum UV (10 to 200 nm)</p> Signup and view all the answers

What is the difference between σ and σ* molecular orbitals?

<p>σ is a bonding orbital, while σ* is an anti-bonding orbital</p> Signup and view all the answers

What is the relationship between the energy of electronic transitions and the type of molecular orbitals involved?

<p>The energy of electronic transitions increases as the type of molecular orbitals involved changes from bonding to anti-bonding</p> Signup and view all the answers

What is the significance of the energy order of electronic transitions in spectroscopy?

<p>It determines the type of radiation absorbed by a molecule</p> Signup and view all the answers

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