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Physical Science > The Structure of Matter Landon Hodge > Flashcards

The Structure of Matter Landon Hodge Flashcards

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0
Q

Chemical structure

A

The order of atoms in a certain substance

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1
Q

Chemical bond

A

Force that keeps atoms or ions from separating

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2
Q

Bond length

A

Average space between two bonded atoms nuclei

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3
Q

Bond angle

A

Angle made from two bonds attached to the same atom

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4
Q

Ionic bond

A

Bond made because of the attraction between two ions with opposite charge

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5
Q

Metallic bond

A

Bond made by attraction between two metal ions with a positive charge and electrons around them

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6
Q

Hydrogen bond

A

When an oxygen atom of a water molecule is attracted to the hydrogen atom of a nearby water molecule

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7
Q

Covalent bond

A

Bond made when atoms share electrons

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8
Q

Polyatomic ion

A

An ion formed of two covalently bonded atoms

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9
Q

Formula unit

A

Formula for the compound of two ions

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10
Q

Non polar covalent bond

A

Bond where electrons are shared equally

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11
Q

Polar covalent bond

A

Bond where electrons are not shared equally

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12
Q

Empirical formula

A

Composition of compound in relative numbers and types of atoms in most reduced ratio

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13
Q

Molecular formula

A

Chemical formula which shows numbers of atoms and the kind in a certain molecule but not how the atoms are arranged

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14
Q

Organic compound

A

Compound that is covalently bonded with carbon in it

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15
Q

Polymer

A

Big molecule made with five or more small units

16
Q

Carbohydrate

A

Compound with carbon hydrogen and oxygen which provides nutrient

17
Q

Protein

A

Compound made of chains of amino acids that is a key part of cells

18
Q

Amino acid

A

An organic molecule with a carboxyl and amino group which combine to make proteins

19
Q

Hydrocarbon

A

Compound made of only hydrogen and carbon atoms

20
Q

Alkane

A

Hydrocarbons with single covalent bonds

21
Q

Alkene

A

Hydrocarbons with one or more covalent bond between carbon atoms

22
Q

DNA

A

Complex structure which determines genetics

Physical Science (9 decks)

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