Chemical Bonding Flashcards

1
Q

Nucleus

A

Has positive protons and neutral neutrons

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2
Q

Negative electrons

A

Circle the nucleus shells

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3
Q

Atomic number

A

The number of protons in an atom

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4
Q

Mass number

A

The number of protons + neutrons

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5
Q

Compound

A

When two or more atoms of different elements have a chemical bonding joining together.

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6
Q

Octet rule

A

Alone will bond together so that each atom attains an electron arrangement with 8 electrons in its outermost shell

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7
Q

Ionic bonding

A

One atom gives electrons and the other atom takes electrons to get full outer shell

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8
Q

Covalent bonding

A

Both atoms share electrons to get a full outer shell

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9
Q

Single covalent bonds

A

Occurs when atoms share one pair of electrons

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10
Q

Double covalent bonds

A

Formed when atoms share two pairs of electrons

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11
Q

Atom

A

An atom is the smallest part of an element which still has the properties of that element.

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