Chemistry Ch. 8 Vocabulary

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covalent bond

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23 Terms

1

covalent bond

a chemical bond that results from the sharing of valence electrons, often between nonmetals

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2

single bond

consists of one shared pair of electrons between atoms

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3

double bond

consists of two shared pairs of electrons between atoms

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4

triple bond

consists of three shared pairs of electrons between atoms

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5

molecule

a neutral group of covalently bonded atoms

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6

molecular formula

uses element symbols and subscripts to represent the actual number of atoms present in the molecule

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7

polyatomic ion

a charged group of covalently bonded atoms

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8

strong electrolytes

substances whose aqueous solutions are strong conductors of electricity

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9

weak electrolytes

substances whose aqueous solutions are weak conductors of electricity

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10

non-electrolytes

substances whose aqueous solutions do not conduct electricity

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11

organic compound

a compound that contains carbon bonded to hydrogen

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12

catenate

to bond itself, forming long chains or rings

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13

straight-chain alkane

a hydrocarbon that has only single bonds between carbon atoms that form a continuous chain

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14

hydrocarbon

a compound only made of carbon and hydrogen

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15

structural formula

a formula that uses element symbols and lines to depict which atoms are covalently bonded in a molecule

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16

cycloalkane

a hydrocarbon that only has a single bonds between carbon atoms that form a ring

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17

inorganic compounds

compounds that do not contain carbon bonded to hydrogen

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18

oxyacid

an acid that contains an oxyanion

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19

binary molecular compounds

molecular compounds composed of two elements

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20

acid

a compound that produces hydrogen ions in water

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21

base

a compound that produces hydroxide ions in water

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22

pH scale

a numeric scale expressing the degree of acidity or alkalinity of an aqueous solution

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23

indicator

a substance that changes color based upon the pH of a solution

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