Properties of Covalent Molecules and Giant Covalent Structures

Properties of Covalent Molecules and Giant Covalent Structures

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Interactive Video

Chemistry, Science, Biology, Physics

University

Hard

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The video tutorial explains the properties of covalent molecules, highlighting their strong internal bonds and weak intermolecular interactions, leading to low melting and boiling points. It discusses the conditions required for covalent molecules to conduct electricity, noting their lack of charged particles. The formation of polymers from monomers and their properties, such as high melting points due to strong intermolecular forces, are covered. Finally, the video explores giant covalent structures like diamond and silica, emphasizing their stability, high melting points, and inability to conduct electricity, with graphite as an exception.

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7 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What are the characteristics of covalent bonds within covalent molecules?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain why covalent molecules have low melting and boiling points.

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What is required for a covalent molecule to conduct electricity?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe the process of forming polymers from monomers.

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What are the properties of giant covalent structures?

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

How do the melting and boiling points of giant covalent structures compare to those of simple covalent molecules?

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the exception to the rule that covalent structures do not conduct electricity?

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