The Carbon and its Compounds Quiz

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What prevents carbon from forming a cation with a charge of +4?

Having a high number of protons in its nucleus

Attracting electrons strongly from other elements

Sharing its valence electrons with other atoms (correct)

Losing its valence electrons easily

What is the major reason for covalently bonded molecules having low melting and boiling points?

Strong bonds within the molecule and strong intermolecular forces

Weak bonds within the molecule and weak intermolecular forces

Strong bonds within the molecule and weak intermolecular forces (correct)

Weak bonds within the molecule and strong intermolecular forces

What allows both atoms in a covalent bond to attain noble gas configuration?

Sharing of valence electrons (correct)

Loss of valence electrons

Gain of valence electrons

Transfer of valence electrons

What is the primary reason for methane being widely used as a fuel?

It is a major component of bio-gas and Compressed Natural Gas (CNG) Signup and view all the answers

Why do many elements form molecules by sharing electrons?

To attain noble gas configuration Signup and view all the answers

What is the primary reason for carbon sharing its valence electrons with other atoms?

To overcome the large energy requirement for removing four electrons Signup and view all the answers

What is the primary purpose of sharing electrons in covalently bonded molecules?

To help both atoms attain the noble gas configuration Signup and view all the answers

Why do covalently bonded molecules have low melting and boiling points?

Strong intramolecular bonds but weak intermolecular forces Signup and view all the answers

What is a major characteristic of methane that makes it widely used as a fuel?

It is a major component of bio-gas and Compressed Natural Gas (CNG) Signup and view all the answers

What allows many elements to form molecules by sharing electrons?

The shared electrons 'belong' to the outer shells of both atoms Signup and view all the answers

What is the primary reason for covalently bonded molecules having low melting and boiling points?

Strong bonds within the molecule but weak intermolecular forces Signup and view all the answers

What is the major reason for methane being widely used as a fuel?

It has high energy content per unit mass Signup and view all the answers

What prevents carbon from forming a cation with a charge of +4?

Large amount of energy required to remove four electrons Signup and view all the answers

What allows both atoms in a covalent bond to attain noble gas configuration?

Sharing of valence electrons between atoms Signup and view all the answers

Why do many elements form molecules by sharing electrons?

To attain a more stable electron configuration Signup and view all the answers

The Carbon and its Compounds Quiz

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Questions and Answers

What prevents carbon from forming a cation with a charge of +4?

What is the major reason for covalently bonded molecules having low melting and boiling points?

What allows both atoms in a covalent bond to attain noble gas configuration?

What is the primary reason for methane being widely used as a fuel?

Why do many elements form molecules by sharing electrons?

What is the primary reason for carbon sharing its valence electrons with other atoms?

What is the primary purpose of sharing electrons in covalently bonded molecules?

Why do covalently bonded molecules have low melting and boiling points?

What is a major characteristic of methane that makes it widely used as a fuel?

What allows many elements to form molecules by sharing electrons?

What is the primary reason for covalently bonded molecules having low melting and boiling points?

What is the major reason for methane being widely used as a fuel?

What prevents carbon from forming a cation with a charge of +4?

What allows both atoms in a covalent bond to attain noble gas configuration?

Why do many elements form molecules by sharing electrons?

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