section 1 Alyssa

Question 0

Protons

Answer 0

Positive charge in a atom found in nucleus

Question 1

Nucleus

Answer 1

Center of a atom made up of protons and neutrons

Question 2

Neutrons

Answer 2

No charge found in nucleus of atom

Question 3

Electron

Answer 3

Negative charged particle

Question 4

Orbital

Answer 4

Area in a atom where you will most likely find electrons

Question 5

Valence electron

Answer 5

Electron found on outside shell of a atom and it determines the chemical prosperities of that atom

Question 6

Periodic law

Answer 6

Law that states the repeating chemical and physical prosperities of elements change periodically with the atomic numbers

Question 7

Period

Answer 7

Horizontal row of elements on the periodic table

Question 8

Group

Answer 8

Vertical column of elements on the periodic table they share similarities

Question 9

Metal

Answer 9

Element that conducts heat and electricity well

Question 10

Nonmetal

Answer 10

Element that conducts heat and electricity not very well

Question 11

Semiconductor

Answer 11

Element or compound that conducts electric current better than a insulator

Question 12

Alkali metal

Answer 12

Group 1 on periodic table an element

Question 13

Alkaline-earth metal

Answer 13

Group 2 on periodic table elements

Question 14

Transition metal

Answer 14

Metals that can use inner shell before using the outer shell to bond

Question 15

Halogen

Answer 15

Group 17 on the periodic table elements

Question 16

Noble gas

Answer 16

Unreactive element group 18

Question 17

Ion

Answer 17

A atom that has gained or lost one or more electrons and has a negative or positive charge

Question 18

Atomic number

Answer 18

Number of protons in the nucleus of a atom

Question 19

Mass number

Answer 19

The sum of numbers of protons and neutrons in a atom

Question 20

Isotope

Answer 20

A atom that has the same number of protons

Question 21

Atomic mass unit

Answer 21

A unit of mass that describes the mass of a atom

Question 22

Average atomic mass

Answer 22

Weighted average of the masses of naturally occurring isotopes of a element

Question 23

Mole

Answer 23

SI base unit to measure the amount of a substance

Question 24

Avogadros constant

Answer 24

Equals 6.02x10^23 the number of particles in 1 mol

Question 25

Molar mass

Answer 25

Mass in grams of 1 mol of a substance

Question 26

Conversion factor

Answer 26

A ratio that is derived from the equality of two different units and that can be used to convert from one unit to another