Properties of Carbon Compounds

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What do the low melting and boiling points of carbon compounds, as compared to ionic compounds, suggest about the forces of attraction between the molecules?

The forces of attraction between the molecules are very weak. (correct)

The forces of attraction between the molecules are strong.

The forces of attraction between the molecules are covalent in nature.

The forces of attraction between the molecules are electrostatic in nature.

Based on the information provided, why are most carbon compounds poor conductors of electricity?

They have high boiling points.

They have strong metallic bonds.

They do not form ions in their bonding. (correct)

They have no valence electrons available for conduction.

How is the reactivity of elements explained based on their tendency to attain a completely filled outer shell?

By sharing electrons with adjacent elements.

By increasing the number of shells.

By forming ionic bonds with other elements.

By gaining or losing electrons from the outermost shell. (correct)

What determines the combining capacity of elements, as learned in Class IX?

The number of valence electrons. Signup and view all the answers

Why do elements forming ionic compounds either gain or lose electrons from the outermost shell?

To attain a noble gas electron configuration. Signup and view all the answers

What problem does carbon face due to its need to gain or lose four electrons?

Difficulty in holding onto four extra electrons with six protons in the nucleus. Signup and view all the answers

Why is forming C⁴⁺ cation not a feasible option for carbon?

It would require a large amount of energy to remove four electrons. Signup and view all the answers

How does carbon overcome the challenge of gaining or losing electrons?

By sharing its valence electrons with other atoms. Signup and view all the answers

Which process leads to the formation of molecules between elements like carbon and hydrogen?

Covalent bonding through sharing of electrons Signup and view all the answers

What is the purpose of sharing electrons between two hydrogen atoms to form H₂?

To help both hydrogen atoms attain a stable electron configuration. Signup and view all the answers

Properties of Carbon Compounds

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Questions and Answers

What do the low melting and boiling points of carbon compounds, as compared to ionic compounds, suggest about the forces of attraction between the molecules?

Based on the information provided, why are most carbon compounds poor conductors of electricity?

How is the reactivity of elements explained based on their tendency to attain a completely filled outer shell?

What determines the combining capacity of elements, as learned in Class IX?

Why do elements forming ionic compounds either gain or lose electrons from the outermost shell?

What problem does carbon face due to its need to gain or lose four electrons?

Why is forming C⁴⁺ cation not a feasible option for carbon?

How does carbon overcome the challenge of gaining or losing electrons?

Which process leads to the formation of molecules between elements like carbon and hydrogen?

What is the purpose of sharing electrons between two hydrogen atoms to form H₂?

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