Chapter 3 Vocabulary Flashcards

1
Q

The atoms in a compound are held together by

A

Chemical Bonds

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2
Q

nonmetal + nonmetal

A

Covalent / Molecular Bonds

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3
Q

metal + nonmetal

A

Ionic Bonds

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4
Q

easiest way to represent a compound

A

Formula

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5
Q

Experimental relative number of atoms in a compound

A

Empirical Formula

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6
Q

actual number of atoms in a compound

A

Molecular Formula

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7
Q

Lines are covalent bonds

A

Structural Formula

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8
Q

more accurate & complete way to specify a compound

A

Molecular model

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9
Q

Atoms are balls, bonds are sticks

A

Ball & Stick

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10
Q

best estimate how a molecule appears

A

Space-filling model

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11
Q

Ionic compounds associated with H2O molecules (salt crystals with water)

A

Hydrate

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12
Q

Releases H+ in water

A

Acid

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13
Q

H + nonmetal

A

Binary Acids

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14
Q

H+ + polyatomic anion

A

Oxyacids

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15
Q

(molecular mass / molecular weight) is the sum of the atomic masses of all the atoms in its chemical formula

A

Formula Mass

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16
Q

an element’s percentage of the compound’s total mass

A

Mass Percent