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Chem 111 > Chemical Bonds - Covalent > Flashcards

Chemical Bonds - Covalent Flashcards

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1
Q

Covalent bonds occur between what type of atoms?

A

Identical (two nonmetals)

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2
Q

At room temperature, ionic compounds are what?

A

Solids

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3
Q

If a covalent molecular compound is soluble in water, what does it produce?

A

Non conduction aqueous solution

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4
Q

Pairs of valence electrons shared between atoms

A

Bonding electrons

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5
Q

This is the measure of relative attraction that atoms has for the shared electrons in a bond

A

Electronegativity

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6
Q

A covalent bond in which two atoms share two pairs of electrons

A

double covalent bond

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7
Q

At least how many vacancies in an atom’s valence electron shell must be to form a triple bond?

A

three

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8
Q

He developed a numerical scale for electronegativigty

A

Linus Pauling

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9
Q

A covalent bond where there is equal sharing of electrons between two atoms

A

nonpolar covalent bond

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10
Q

A covalent bond where there is unequal sharing of electrons between two atoms

A

polar covalent bond

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11
Q

Measure of the degree of inequality of sharing of electrons between two atoms

A

Bond polarity

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12
Q

Determines the approximate measure of bond polarity

A

Electronegativity difference between two atoms

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13
Q

Bonds that has an electronegativity difference of 0.4 or less

A

nonpolar covalent bonds

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14
Q

Bonds that has an electronegativity difference of greater than 0.4 but less than 1.5

A

polar covalent bonds

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15
Q

Bonds that has an electronegativity difference greater than 2.0

A

ionic bonds

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16
Q

Bonds that has an electronegativity difference between 0.5 and 2.0 and involves metal and nonmetal

A

ionic bond

17
Q

Bonds that has an electronegativity difference between 0.5 and 2.0 and involves two nonmetals

A

polar covalent bonds

18
Q

What bond does N-Cl have?

A

nonpolar covalent bond

19
Q

What bond does Ca-F have?

A

ionic bond

20
Q

What bond does C-O have?

A

polar covalent bond

21
Q

What bond does B-H have?

A

nonpolar covalent bond

22
Q

What bond does N-O have?

A

polar covalent bond

23
Q

Name the binary molecular compound: N2O

A

dinitrogen monoxide

24
Q

Name the binary molecular compound: N2O3

A

dinitrogen trioxide

25
Q

Name the binary molecular compound: N2O4

A

dinitrogen tetroxide

26
Q

Name the binary molecular compound: CO

A

carbon monoxide

27
Q

CO2

A

carbon dioxide

28
Q

Name the binary molecular compound: S2Cl2

A

disulfur dichloride

29
Q

Name the binary molecular compound: CS2

A

carbon disulfide

30
Q

Name the binary molecular compound: P4O10

A

tetraphosphorus decoxide

31
Q

Name the binary molecular compound: CBr4

A

carbon tetrabromide

Chem 111 (5 decks)

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