Intermolecular Forces and Energy Consumption

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What type of forces are considered the weakest IMF?

London forces

Which type of IMF requires the most energy to overcome?

Ionic bonds

As the size of the IMF increases, what happens to the energy required to overcome them?

Increases

Which type of bond is NOT an example of an IMF?

<p>Covalent bonds</p> Signup and view all the answers

In terms of strength, how do London forces compare to hydrogen bonds?

<p>London forces are weaker than hydrogen bonds</p> Signup and view all the answers

What is the main cause of London forces in non-polar compounds?

<p>Transient dipoles</p> Signup and view all the answers

How do the size of London forces change with increasing mass of atoms/molecules?

<p>Increase</p> Signup and view all the answers

What type of bond is formed when two atoms share 6 electrons?

<p>Triple covalent bond</p> Signup and view all the answers

Which type of forces are more permanent compared to London forces?

<p>Hydrogen bonds</p> Signup and view all the answers

In an ionic compound, what is the role of cations?

<p>Lose electrons</p> Signup and view all the answers

What is the other name for London forces?

<p>Van der Waal forces</p> Signup and view all the answers

Which type of bond occurs between non-metals?

<p>Covalent bond</p> Signup and view all the answers

In which type of compounds can London forces be found?

<p>Non-polar compounds</p> Signup and view all the answers

What is the result of a non-polar covalent bond?

<p>Identical electronegativities between atoms</p> Signup and view all the answers

Which element has acquired a slightly positive charge in an H-Cl molecule?

<p>Hydrogen</p> Signup and view all the answers

What happens when two atoms have a significant difference in electronegativity?

<p>Development of polar covalent bonds</p> Signup and view all the answers

Which type of substances typically have higher melting points based on the text?

<p>Diamond</p> Signup and view all the answers

What category does iron belong to based on the text?

<p>Metals</p> Signup and view all the answers

Which type of compounds are described as salts in the text?

<p>Ionic compounds</p> Signup and view all the answers

What is the term used for substances like water in the text?

<p>Molecular substances</p> Signup and view all the answers

Which substance is specifically mentioned as having a much higher melting point than water?

<p>Diamond</p> Signup and view all the answers

Which type of bonds have stronger bonds than IMF’s?

<p>Covalent bonds</p> Signup and view all the answers

How do the melting and boiling points of covalent network solids compare to those of IMF’s?

<p>They are higher</p> Signup and view all the answers

In which type of substance are melting and boiling points determined by the strength of IMF’s?

<p>Simple molecular substances</p> Signup and view all the answers

What effect does increasing the size of IMF’s have on the melting and boiling points?

<p>Increases them</p> Signup and view all the answers

Which type of bonds contribute to the properties of covalent network solids, as discussed in the text?

<p>Covalent bonds</p> Signup and view all the answers

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