Atomic Basics

Question 1

Proton’s Location

Answer 1

Center

Question 2

Neutron’s Location

Answer 2

Center

Question 3

Electron’s Location

Answer 3

Outside, orbiting

Question 4

Proton’s Charge

Answer 4

+1

Question 5

Neutron’s Charge

Answer 5

0

Question 6

Electron’s Charge

Answer 6

-1

Question 7

Proton’s Mass

Answer 7

1

Question 8

Neutron’s Mass

Answer 8

1

Question 9

Electron’s Mass

Answer 9

0

Question 10

Proton’s Function

Answer 10

Identity

Question 11

Neutron’s Function

Answer 11

Stability

Question 12

Electron’s Function

Answer 12

Interaction

Question 13

Identity

Answer 13

What and element is

Question 14

Stablitiy

Answer 14

Whether the element is radioactive or not

Question 15

Interaction

Answer 15

Reactivity, how it reacts with different substances

Question 16

Element

Answer 16

Atoms that have the same number of protons

Question 17

Isotopes

Answer 17

Atoms of the same element with a different number of neutrons

Question 18

Ions

Answer 18

Atoms of the same element with a different number of electrons

Question 19

If the number of protons changes….

Answer 19

…the identity changes

Question 20

Mass number

Answer 20

Protons + Neutrons (ex: carbon-12)

Question 21

Atomic number

Answer 21

Protons (if this number changes, the identity changes)

Question 22

Charge number

Answer 22

Protons minus Electrons

Question 23

Positive charge

Answer 23

More protons

Question 24

Negative charge

Answer 24

More electrons

Question 25

No charge

Answer 25

Neutral atoms, equal number of protons and electrons

Question 26

Cation

Answer 26

An atom that has lost electrons and is paw-sitive

Question 27

Anion

Answer 27

An atom that has gained electrons and is aNegative

Question 28

Unstable atom

Answer 28

Adding or taking away one too many neutrons

Question 29

Mass number

Answer 29

Whole number, protons + neutrons, top left

Question 30

Atomic mass

Answer 30

Weight! The weighted average of the mass of atoms from a naturally occurring sample

Question 31

Isotope

Answer 31

One of two or more types of atoms of an element (same protons, diff neutrons, diff mass numbers)

Question 32

Isotopic abundance

Answer 32

Different isotopes of an element exist in diff amounts in nature

Question 33

Atomic mass is determined using...

Answer 33

...weighted percentages of natural abundance

Question 34

19 1- F 9 Mass number

Answer 34

19

Question 35

19 -1 F 9 Atomic number

Answer 35

9

Question 36

19 1- F 9 Number of neutrons

Answer 36

10

Question 37

19 1- F 9 Number of electrons

Answer 37

10

Question 38

19 1- F 9 Ion or Isotope?

Answer 38

Anion

Question 39

19 1- F 9 Phrase-

Answer 39

Fluorine-19

Question 40

19 1- F 9 Charge

Answer 40

1-

Question 41

James Chadwick

Answer 41

Showed the existence of neutrons in the nucleus, proof of neutrons

Question 42

John Dalton

Answer 42

Showed how atoms combine, react, and the mass of them

Question 43

Democritus

Answer 43

Showed the concept of the 'atom'

Question 44

JJ Thompson

Answer 44

Shows charges of atoms

Question 45

Schrodinger

Answer 45

Atoms are waves of matter, helped with location of electrons

Question 46

Ernest Rutherford

Answer 46

Shows the + charged atom and electrons around it

Question 47

Bohr

Answer 47

Electrons revolve around the nucleus, this only worked for hydrogen atoms :(

Question 48

What did John Dalton contribute to chemistry?

Answer 48

Pioneered atomic theory that atoms have weight

Question 49

Who discovered the proton?

Answer 49

Ernest Rutherford

Question 50

Who discovered the neutron?

Answer 50

James Chadwick

Question 51

Who discovered the nucleus?

Answer 51

Ernest Rutherford

Question 52

Who discovered electrons?

Answer 52

J.J. Thomson

Question 53

The quantum mechanical model of an atom...

Answer 53

...involves the probability of finding an electron in a region (proposed by Schrodinger)

Question 54

This person said all matter was composed of 'atomos', which could not be broken down more.

Answer 54

Democritus

Question 55

Electrons are found only in specific orbits around the nucleus, each having a fixed energy.

Answer 55

Bohr

Question 56

He proposed the plum pudding model

Answer 56

J.J. Thomson

Question 57

Who proposed that atoms combine in specific ratios

Answer 57

Dalton

Question 58

The most modern model of the atom says...

Answer 58

electrons are found in probability "clouds"