atom and periodic table garrett mauck

Question 0

What is proton

Answer 0

A subatomic particle that has a postitve charge

Question 1

What is nucleus

Answer 1

Atoms central region which is made of protons and neutrons

Question 2

What is neutron

Answer 2

Subatomic particle that has no charge

Question 3

What is electron

Answer 3

Subatomic particle that has a negitive charge

Question 4

What is orbital

Answer 4

Skikda

Question 5

What is valence electrons

Answer 5

A electron that is found by the outer shell of an atom. That determines that atoms chemical properties

Question 6

Periodic law

Answer 6

That law that states the repeating chemical and physical properties of an elements change in periodically with atomic number of the elements

Question 7

Period

Answer 7

Horizontal row of elements in the periodic table

Question 8

What is group

Answer 8

Vertical columns of elements I. The periodic table

Question 9

What is metal

Answer 9

A conductor that is typically hard and shinny and malt able.

Question 10

Nonmeltal

Answer 10

An element that conducts heat or warmth and electricity poorly

Question 11

Semiconductor

Answer 11

An compound or element that can conduct a electric current better than a insulator

Question 12

Alkali metal

Answer 12

One of the elements of group 1 of the table

Question 13

Alkaline earth metal

Answer 13

One of the elements in group 2 of the table

Question 14

Transition metal

Answer 14

One of the element in group 3-12 of the table

Question 15

Halogen

Answer 15

One element in group 17 of the table

Question 16

Noble gas

Answer 16

A gas that is unreactive element in group 18 of the periodic table

Question 17

Ion

Answer 17

An atom or group of atoms that has lost or gained one or more electrons and has a negative or positive charge

Question 18

Atomic number

Answer 18

Number of protons in the nucleus of an atom

Question 19

Mass number

Answer 19

The sum of the numbers of protons and neutrons in the nucleus of a atom

Question 20

Isoptope

Answer 20

A atom that has the same number of protons as other atoms

Question 21

Atomic mass

Answer 21

A unit of mass that describes the mass of an atom or molecule

Question 22

Average atomic mass

Answer 22

The weighted average of the masses of all natuarally occurring isotopes of an atom

Question 23

Mole

Answer 23

A si unit used to measure the amount of a substance whose number of particles is the same as the number of atoms in a carbon

Question 24

Avogadro constant

Answer 24

Equals 6.022*10^23 /mol. The number of particles in 1 mole

Question 25

Molar mass

Answer 25

The mass in grams of 1 mol of a substance

Question 26

Conversion factor

Answer 26

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