Chemistry: Structure and bonding: Covalent bonding | Baamboozle - Baamboozle

Atoms held together by covalent bonds only form small "simple" structures [True/False]

False - they can form giant structures also like diamond.

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The smallest Fullerene/Buckyball is made of 60 atoms of which element?

Carbon

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Which carbon structure can be used as a delivery system for drugs into specific sites in the body?

Fullerenes or Bucky-balls

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What is the diameter of a Buckyball?: 1m, 1mm, 1cm, 1um, 1nm.

1nm (nanometer)

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What is the name of the intermolecular forces between water molecules?

Hydrogen bonds

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Does Carbon dioxide form a simple or giant covalent structure?

Simple - you can tell because it is a gas at room temp.

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A covalent bond is a shared pair of electrons between two atoms [True/False]

True

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What type of bond is formed when non-metal atoms share electrons?

Covalent bond

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How could a Fullerene/Buckyball improve the delivery of drug molecules to a particular site in the body?

Protect the drug molecules from the bodies digestive system and kidneys. The coating of the Buckyball can make the body take it to the required site.

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How many covalent bonds have formed between these two nitrogen atoms?

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Does Silicon dioxide (picture) form a simple or giant covalent structure?

Giant - you can tell as it can form crystals

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Do giant covalent structures have high or low melting points?

High - the covalent bonds are strong.

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