Periodic Table Vocab.

Question 1

When the elements are arranged in order of increasing atomic number, there is a periodic repetition of their physical and chemical properties is called?

Answer 1

Periodic Law

Question 2

What’s one of a class of elements that are good conductors of heat and electric currents; ductile, malleable, and shiny?

Answer 2

Metals

Question 3

What’s an element that tends to be a poor conductor of heat and electric current; non-ductile, non-malleable, and dull?

Answer 3

Non-etal

Question 4

What’s an element that tends to have properties that are similar to those of metals and nonmetals?

Answer 4

Metalloids

Question 5

What’s any metal in Group 1A of the periodic table?

Answer 5

Alkali metals

Question 6

What’s any metal in Group 2A of the periodic table?

Answer 6

Alkaline Earth Metals

Question 7

What’s an element in Group 8A of the periodic table; the s and p sublevels of the highest occupied energy level are filled?

Answer 7

Noble Gas

Question 8

What’s a nonmetal in group 7A of the periodic table?

Answer 8

Halogens

Question 9

What’s one of the Group B elements in which the highest occupied s sublevel and a nearby d sublevel generally contain electrons?

Answer 9

Transition Metals

Question 10

What’s an atom or group of atoms that has a positive or negative charge?

Answer 10

Ion

Question 11

What’s any atom or group of atoms with a positive charge?

Answer 11

Cation

Question 12

What’s any atom or group with a negative charge?

Answer 12

Anion

Question 13

What’s an electron in the highest occupied energy level of an atom?

Answer 13

Valence Electron

Question 14

What’s a notation that depicts valence electrons as dots around the atomic symbol of an elements; the symbol represents the inner electrons and atomic nucleus; that’s also called the Lewis dot structure?

Answer 14

Electron Dot Structure

Question 15

Atoms react by gaining or losing electrons so as to acquire the stable electron structure of a noble gas; usually eight electrons is called what rule?

Answer 15

Octet rule

Question 16

What’s the electrostatic attraction the binds oppositely charged ions together?

Answer 16

Ionic Bond

Question 17

What’s a compound composed of positive and negative compounds?

Answer 17

Ionic Compound

Question 18

What’s the force of attraction that holds metals together; it consists of the attraction of free-floating valence electrons for positively charged metal ions?

Answer 18

Metallic Bond

Question 19

What’s a bond formed by the sharing of electrons between atoms?

Answer 19

Covalent Bond

Question 20

A neutral group of atoms joined together by covalent bonds is called?

Answer 20

Molecule

Question 21

What’s a molecule consisting of two atoms?

Answer 21

Diatomic Molecule

Question 22

What’s a compound that is composed of molecules?

Answer 22

Molecular Compound

Question 23

What’s a bond formed when two atoms share a pair of electrons?

Answer 23

Single Covalent Bond

Question 24

What’s a pair of valence electrons that is not shared between atoms?

Answer 24

Unshared Pair

Question 25

What's a bond in which two atoms share two pairs of electrons?

Answer 25

Double Covalent Bond

Question 26

What's a bond in which three pairs of electrons are shared by two atoms?

Answer 26

Triple Covalent Bond

Question 27

What's a tightly bound group of atoms that behaves as a unit and has a positive or negative charge?

Answer 27

Polyatomic Ion

Question 28

What's an orbital that applies to the entire molecule?

Answer 28

Molecular Orbits

Question 29

What's a molecular orbital that can be occupied by two valence electrons of a covalent bond?

Answer 29

Bonding Orbital

Question 30

What's the mixing of several atomic orbitals to form the same total number of equivalent hybrid orbitals?

Answer 30

Hypridization

Question 31

What's a covalent bond in which electrons are shared equally by two atoms?

Answer 31

Nonpolar Covalent Bond

Question 32

What's the covalent bond between atoms in which the electrons are shared unequally?

Answer 32

Polar Covalent Bond

Question 33

What's a molecule that has two poles, or regions with opposite charges?

Answer 33

Dipole

Question 34

What's the two weakest intermolecular attractions; dispersion forces and dipole interactions?

Answer 34

Van Der Waals forces

Question 35

What are the intermolecular forces resulting from the attraction of oppositely charged regions of polar molecules?

Answer 35

Dipole Interactions

Question 36

What are the attractions between molecules caused by the electron motion on one molecule affecting the electron motion on the other through electrical forces; these are the weakest interactions between molecules?

Answer 36

Dispersion Forces

Question 37

What are the attractive forces in which a hydrogen covalently bonded to a very electronegative atom is also weakly bonded to an unshared electron pair of another electronegative atom?

Answer 37

Hydrogen Bonds