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Chapter 4 (history, periodic table, isotopes, ions)

Total questions: 60

Worksheet time: 3600secs

Name
Class
Date
1.
What is the atomic number of Boron?
a)
5
b)
11
c)
6
2.
What is the atomic mass of Boron?
a)
5
b)
11
c)
6
3.
How many electrons does Sodium have?
a)
11
b)
23
c)
12
4.

Subatomic particles that have a negative charge

a)

electrons

b)

protons

c)

quarks

d)

neutrons

5.
Which particles are located in the nucleus? 
a)
Protons & Electrons 
b)
Electrons & Neutrons 
c)
Protons & Neutrons 
6.

An atom has 25 protons and 30 neutrons. How many electrons are needed to make the atom neutral?

a)

0

b)

25

c)

30

d)

35

7.
Which particle is negatively charged?
a)
proton
b)
atom
c)
neutron
d)
electron
8.
Who discovered the nucleus using the gold foil experiment?
a)
Democritus
b)
Robert Millikan
c)
James Chadwick
d)
Ernest Rutherford
9.
What scientist is best known for his "Plum Pudding" model of the atom?
a)
J.J. Thomson
b)
Ernest Rutherford
c)
John Dalton
d)
Democritus
10.
How did each model of the atom help to develop the atomic theory? 
a)
Each model provided opinions that were added.
b)
Each model showed different properties of the same structure. 
c)
Each model showed new particles that had been discovered.
d)
Each model built upon the other to show new particles or properties of previously discovered particles. 
11.

Who was the first person to think of an atom?

a)

Democritus

b)

Dalton

c)

Rutherford

d)

Bohr

12.

Who found out atoms are mostly empty space?

a)

Democritus

b)

Thomson

c)

Rutherford

d)

Einstein

13.
Proposed five postulates about the atom.
a)
Democritus
b)
Aristotle
c)
Dalton
d)
Debroglie
14.

Used cathode rays to discover the electron.

a)
Dalton
b)
Thomson
c)
Rutherford
d)
Bohr
15.

This scientist agreed with Democritus that all matter consists of atoms and it is a small, indivisible ball. He was a school teacher and did a lot of research into color blindness.

a)

Dalton

b)

Thomson

c)

Holbrook

d)

Sandro

16.
Believed that all atoms of the same element would be the same.
a)
John Dalton
b)
JJ Thomson
c)
Niels Bohr
d)
Modern Atomic Theory
17.
Which of the following is a cation?
a)
Si4+
b)
Ti-48
c)
Co
d)
Ag-
18.
How many electrons does S2- have?
a)
2
b)
14
c)
16
d)
18
19.

What is the mass number of 8038Sr_{\frac{80}{38}Sr} ?

a)
38
b)
42
c)
80
d)
118
20.
You have an element with an atomic number of 15 and an atomic mass of 32, what isotope is it?
a)
Phosphorus-32
b)
Phosphorus-15
c)
Germanium-15
d)
Germanium-32
21.
Describe the number of protons and electrons in Fe2+.
a)
26 protons 24 electrons
b)
26 electrons 24 protons
c)
26 protons 28 electrons
d)
28 protons 26 electrons
22.

What charge does an atom have when it GAINS electrons?

a)

Positive

b)

Negative

c)

Neutral

23.

What is the charge on a lithium atom that loses 1 electron?

a)

Positive

b)

Negative

24.

An isotope is a variation of a an atom where the number of ______________ have changed.

a)

Electrons

b)

Protons

c)

Neutrons

25.

An ion is a variation of an atom where the number of ________________ has changed.

a)

Electrons

b)

Protons

c)

Neutrons

26.

An ion of an atom will have ____________________.

a)

A different mass than the neutral atom.

b)

The same different mass as the neutral atom.

c)

A different charge than the neutral atom.

d)

The same charge as the neutral atom.

27.
What is the definition of isotope?
a)
atoms of an element with different numbers of neutrons.
b)
materials break down over time at a very consistent rate
28.
If you have 10 protons and 9 neutrons, what would the mass number be?
a)
19
b)
9
c)
10
d)
1
29.
What is an example of an Isotope
a)
Cu
b)
C02
c)
H2O
d)
C-14
30.

How many protons does this isotope of titanium have?

a)

22

b)

26

c)

48

d)

70

31.

Write the hyphen notation for the isotope that has 39 protons and 50 neutrons.

a)

Yttrium-11

b)

Tin-39

c)

Tin-89

d)

Yttrium-89

32.
Ions are: 
a)
atoms with a positive or negative charge
b)
atoms with no charge
c)
atoms with ONLY a positive charge
d)
atoms with ONLY a negative charge
33.

A Bromine ion gains 1 electron, which of the following is the correct symbol for a Bromine ion?

a)

Br-1

b)

Br+1

c)

Br+7

d)

Br-7

34.

Dull

a)

Metal

b)

Nonmetal

35.

Left Side of the Periodic Table

a)

Metal

b)

Nonmetal

36.

Good Conductor

a)

Metal

b)

Nonmetal

37.

Shiny

a)

Metal

b)

Nonmetal

38.

Malleable

a)

Metal

b)

Nonmetal

39.

Brittle

a)

Metal

b)

Nonmetal

40.

Right side of the Periodic Table

a)

Metal

b)

Nonmetal

41.

Ductile

a)

Metal

b)

Nonmetal

42.

What family is highlighted in the picture?

a)

Alkali Metals

b)

Alkaline Earth Metals

c)

Halogens

d)

Noble Gases

43.

What family is highlighted in the picture?

a)

Alkali Metals

b)

Alkaline Earth Metals

c)

Halogens

d)

Noble Gases

44.

What family is highlighted in the picture?

a)

Boron Group

b)

Alkaline Earth Metals

c)

Transition Metals

d)

Lanthanides

45.

What family is yellow in the picture?

a)

Boron Group

b)

Carbon Group

c)

Transition Metals

d)

Noble Gases

46.

What family is dark purple in the picture?

a)

Boron Group

b)

Halogens

c)

Transition Metals

d)

Noble Gases

47.

What family is highlighted in the picture?

a)

Boron Group

b)

Halogens

c)

Transition Metals

d)

Noble Gases

48.

What family is highlighted in the picture?

a)

Lanthanides

b)

Actinides

c)

Transition Metals

d)

Halogens

49.

What family is highlighted in the picture?

a)

Lanthanides

b)

Actinides

c)

Transition Metals

d)

Halogens

50.

What are the majority of elements on the periodic table?

a)

Nonmetals

b)

Metals

c)

Metalloids

51.

What type of elements are red in the picture?

a)

Nonmetals

b)

Metals

c)

Metalloids

52.

The period for Bromine is ___________.

a)

3

b)

2

c)

4

d)

7

53.
Beryllium is in group number______.
a)
Group 2
b)
Group 3
c)
Group 4
d)
Group 7
54.
Elements in the same ________ are more chemically similar.
a)
group
b)
period
c)
club
d)
table
55.
Which elements have the most similar chemical properties?
a)
K and Na
b)
K and Ca
c)
K and Cl
d)
K and S
56.

Which group of elements is known as the alkaline earth metals?

a)

group 1

b)

group 2

c)

group 7

d)

group 8

57.

Which element is a halogen?

a)

Helium

b)

Chlorine

c)

Oxygen

d)

nitrogen

58.

Which element is a halogen?

a)

Helium

b)

Chlorine

c)

Oxygen

d)

nitrogen

59.

Which element is a halogen?

a)

Helium

b)

Chlorine

c)

Oxygen

d)

nitrogen

60.
Which is an alkali metal?
a)
Magnesium
b)
Iron
c)
Sodium
d)
Europium

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