Key Terms Definitions Flashcards

1
Q

What is Periodicity?

A

Periodicity is a regular variation in properties of elements with atomic number and position in the periodic table

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2
Q

What are Organic Species

A

Organic Species are substances containing carbon atoms bonded to elements other than just oxygen

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3
Q

What is a lone pair?

A

A lone pair is a pair of electrons not involved in bonding

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4
Q

Define ionic bond

A

The electrostatic attraction between ions of the opposite charge.

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5
Q

Define charge density

A

A measure of the concentration of charge on the cation.

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6
Q

Define electronegativity

A

An atoms’s tendency to attract the electrons in a covalent bond.

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7
Q

Define an acid

A

A proton donor

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8
Q

Define an alkali

A

A proton acceptor

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9
Q

What is enthalpy?

A

The energy content stored in a chemical system.

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10
Q

What is chemical energy?

A

A special form of potential energy that depends on the attraction between atoms and their position.

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