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Applied Science Chemistry > Stucture and Bonding > Flashcards

Stucture and Bonding Flashcards

1
Q

What is a proton?

A

A positively charged subatomic particle found in the nucleus

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2
Q

What is a neutron?

A

Uncharged subatomic particle found in the nucleus (except hydrogen)

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3
Q

What is an electron?

A

Negatively charged subatomic particle orbiting the nucleus

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4
Q

What is the mass number?

A

Sum of protons plus neutrons (top number)

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5
Q

What is the atomic number?

A

Number of protons or electrons (bottom num)

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6
Q

What is the complete electronic configuration?

A

1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰

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7
Q

What is noble gas configuration?

A

A full outer shell of electrons (most stable)

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8
Q

What is a giant ionic lattice?

A

An arrangement of positive ions and negative ions in a regular 3D pattern

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9
Q

What is a cation?

A

Positively charged ion (lost electrons)

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10
Q

What is an anion?

A

Negatively charged ion (gained electron)

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11
Q

What is ionic bonding between?

A

Metal and non metal (giant ionic lattice)

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12
Q

What affects the strength of the ionic bond?

A
  • Ionic charge
  • Ionic radius
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13
Q

What creates a stronger electrostatic attraction?

A
  • Smaller ions with higher charges
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14
Q

What is a covalent bond?

A

A shared pair of electrons electrostatically attracted to both nuclei

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15
Q

What is a dative bond?

A

Covalent bond where both electrons are given from one atom

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16
Q

Between which atoms does covalent bonding occur between?

A

Non metals

17
Q

What is the bond angle and shape of organic molecules?

A

Tetrahedral shape with 109.5 bond angle

18
Q

What is metallic bonding?

A

Giant structures with ordered layers of metal ions.
Positive metal ions surrounded by a sea of delocalised electrons

19
Q

What is a dipole?

A

An imbalance of charge within a molecule due to uneven sharing of electrons

20
Q

What is electronegativity?

A

The tendency of an atom to attract electrons towards itself

21
Q

Properties of van der waals

A
  • Incredibly weak temporary attraction
  • Between all molecules
22
Q

What is Avogadro constant value?

A

6.022 x 10²³

Applied Science Chemistry (1 decks)

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