Question 1

atoms held together by sharing electrons

Accepted Answer

covalent bond

Question 2

neutral group of atoms joined together by covalent bonds

Accepted Answer

molecule

Question 3

molecule consisting of 2 atoms

Accepted Answer

diatomic molecule

Question 4

compound composed of molecules

Accepted Answer

molecular compound

Question 5

chemical formula of a molecular compound

Accepted Answer

molecular formula

Question 6

2 atoms held together by sharing a pair of electrons

Accepted Answer

single covalent bond

Question 7

represents the covalent bonds by dashes and shows the arrangement of covalently bonded atoms

Accepted Answer

structural formla

Question 8

nonbonding pair

Accepted Answer

unshared pair

Question 9

bond with 2 shared pairs of electrons

Accepted Answer

double covalent bond

Question 10

bond with 3 shared pairs of electrons

Accepted Answer

triple covalent bond

Question 11

one atom contributes both bonding electrons

Accepted Answer

coordinate covalent bond

Question 12

tightly bound group of atoms that has a positive or negative charge

Accepted Answer

polyatomic ion

Question 13

energy required to break a bond between 2 covalent bonds

Accepted Answer

bond dissociation energy

Question 14

structure that occurs when it is possible to draw 2 or more valid electron dot structures

Accepted Answer

resonance structure

Question 15

orbitals that apply to the entire moelcule

Accepted Answer

molecular orbitals

Question 16

orbital that can be occupied by 2 electrons of a covalent bond

Accepted Answer

bonding orbital

Question 17

molecular orbital that is symmetrical around the axis connecting 2 atomic nuclei

Accepted Answer

sigma bond

Question 18

pi molecular orbital filled with 2 electrons

Accepted Answer

pi bond

Question 19

109.5 degrees angle

Accepted Answer

tetrahedral angle

Question 20

valence shell electron pair repulsion theory

Accepted Answer

VSEPR theory

Question 21

several atomic orbitals mix to form the same number of hybrid orbitals

Accepted Answer

hybridzation

Question 22

identical atoms are bonded

Accepted Answer

nonpolar covalent bond

Question 23

electrons are shared unequally

Accepted Answer

polar covalent bond/polar bond

Question 24

one end is negative one end is positive

Accepted Answer

polar molecule

Question 25

molecule that has 2 poles

Accepted Answer

dipole

Question 26

2 weakest attractions between molecules

Accepted Answer

van der Waals forces

Question 27

polar molecules are attracted to one another

Accepted Answer

dipole interactions

Question 28

weakest of all molecular interactions/ caused by motion of electrons

Accepted Answer

dispersion forces

Question 29

attractive forces in which a hydrogen covalently bonded to very electronegative atoms

Accepted Answer

hydrogen bonds

Question 30

very stable substance which is covalently bonded to one another

Accepted Answer

network solids

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