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Chemistry > chapter 6 > Flashcards

chapter 6 Flashcards

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1
Q

ionic bonding is the attraction between_____

A

anion and cations

-completely giving up/ accepting electrons

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2
Q

covalent bonding attraction that results in _____

A

the sharing of electrons

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3
Q

polar- 2 bonded atoms with an ______ electrical charge

A

uneven electrical charge

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4
Q

polar-covalent atoms have an _____ attraction for the shared electron

A

an unequal attraction

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5
Q

non-polar covalent have an ___ or _____ attraction

A

equal or nearly equal

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6
Q

electronegativity

A

an atom’s ability to attract electrons within a chemical bond

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7
Q

0-0.3

A

nonpolar-covalent

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8
Q

.3-1.7

A

polar-covalent

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9
Q

1.7 or above

A

ionic

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10
Q

less electronegative atom becomes

A

positive

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11
Q

the more electronegative atom becomes

A

negative

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12
Q

molecule compounds that are bonded _____

A

covalently

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13
Q

formula unit compounds that are bonded ______

A

ionically

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14
Q

compound 2 or more elements that are _____ bonded together

A

chemically bonded together

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15
Q

simplest units of a molecular compound______

A

molecules

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16
Q

a chemical bond is the attraction between_____

A

the nucleus of one atom and the valence electron of the other

17
Q

covalent bonds follow the ______

A

octet rule

18
Q

covalent bonds tend to have high ______ energies

A

bond

19
Q

ionic compound is composed of

A

positive and negative ions

20
Q

ionic compounds form______, instead of discrete units

A

crystal structures

21
Q

crystal lattice and orderly arrangement of ______

A

ionically bonded atoms

22
Q

polyatomic ions are ____ groups of _____ bonded atoms

A
  • charged

- covalently

23
Q

2 ways of naming cations

A
  • classical system

- stock system

24
Q

binary molecular compounds are _____ bonded containing ______ different elements/ types of atoms

A
  • covalently

- 2

25
Q

why do atoms form chemical bonds

A
  • to become more stable

- to have a full octet

26
Q

what is bond energy

A

energy stored in a bond

27
Q

low melting/ boiling point, high bond strength

A

covalent

28
Q

high melting/boiling point, low bond strength

A

ionic

29
Q

ionic _____ or _______ of electrons

A

gain or loss

30
Q

covalent _____electrons

A

shared

31
Q

nonpolar _______electronegativity

A

equal

32
Q

polar ______ electronegativity

A

unequal

33
Q

what is a binary compound

A

two elements bonded together

34
Q

when writing a binary ionic compound, which ion comes first?

A

metal, nonmetal second

35
Q

when writing a binary covalent compound, which element comes first?

A

one with lower electronegativity

Chemistry (7 decks)

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