Chemistry Final 12/13/16

Question 1

The atomic number repersents this.

Answer 1

Number of protons an element has.

Question 2

This is another term for applied research.

Answer 2

Scientific research.

Question 3

Define cation

Answer 3

Positively charged ion.

Question 4

Define anion

Answer 4

Negatively charged ion.

Question 5

This type of bond has an electronegativity greater than 1.7.

Answer 5

Ionic

Question 6

What is the term for a solid formed when 2 liquids react?

Answer 6

Precipitate

Question 7

What type of bond forms between 2 non-metals?

Answer 7

Covalent bond

Question 8

He is credited with creating the first periodic table and he arranged it according to what?

Answer 8

Dimitri Medel & atomic mass

Question 9

Another name for a horizontal row on the periodic table.

Answer 9

Period

Question 10

Two names for a vertical column on the periodic table.

Answer 10

Group/Family

Question 11

States that eight electrons in the outer level render an atom unreactive.

Answer 11

octet rule

Question 12

State Hund’s Rule

Answer 12

Every orbital in a subshell is singly occupied with one electron before any one orbital is doubly occupied.

Question 13

The name for the outermost shell of electrons.

Answer 13

Valence shell.

Question 14

Define wavelength.

Answer 14

The distance between the peak/troughs of two adjacent waves.

Question 15

Define frequency.

Answer 15

The number of waves passed through in one second.

Question 16

This type of bond shares electrons.

Answer 16

Covalent

Question 17

In naming covalent compounds what is the metric prefix for 6 and 10?

Answer 17

Hexa and Deca

Question 18

This type of bond transfers electrons. What 2 types of elements make up this bond.

Answer 18

Ionic and metal & non-metal.

Question 19

What type of bond is exhibited in an iron nail?

Answer 19

Metallic bond

Question 20

Define pure substance

Answer 20

Only made of either one type