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EXAM 1 MEGA REVIEW

Total questions: 75

Worksheet time: 1hrs 4mins

Name
Class
Date
1.

The nucleus of an atom contains which subatomic particles?

a)

protons and electrons

b)

protons and neutrons

c)

electrons and neutrons

d)

protons, electrons, and neutrons

2.

Typically in an atom, which two subatomic particles are equal in number?

a)

protons and neutrons

b)

all subatomic particles are equal in number

c)

neutrons and electrons

d)

protons and electrons

3.

Which subatomic particle is counted to determine the type of element the atom represents?

a)

proton

b)

neutron

c)

electron

d)

boron

4.
Particles in an atom that are neutral and have no charge are 
a)
negatrons 
b)
electrons 
c)
neutrons 
d)
protons 
5.

How many neutron are in the atom "K"?

a)

29

b)

19

c)

58

d)

20

6.

The atomic number is equal to _.

a)

the number of protons and electrons

b)

the number of protons only

c)

the total number of protons and neutrons

d)

the number of electrons only

7.
Adding or subtracting neutrons (charge = 0, mass = 1) makes the element change into an...
a)
ion
b)
mixture
c)
isotope
d)
neutral atom
8.
The atomic mass is equal to _.
a)
the number of protons only
b)
the number of neutrons only
c)
the total number of protons and neutrons
d)
the number of protons, neutrons, and electrons.
9.
An atom becomes _________ when it gains electrons.
a)
Positive
b)
Negative
c)
Neutral
d)
Invinsible
10.
An atom that has gained or lost electrons is called ...
a)
a winner
b)
an isotope
c)
an ion
d)
a loser
11.

When an atom loses an electron, it becomes a

a)

positive ion

b)

negative ion

c)

neutral ion

d)

neutral atom

12.

What is a subatomic particle with a positive charge that is in the nucleus of an atom?

a)

neutron

b)

proton

c)

electron

d)

valence electron

13.

What is a subatomic particle with a negative charge? It is found in the electron cloud surrounding the nucleus.

a)

neutron

b)

proton

c)

electron

d)

electron cloud

14.

What is the center of an atom containing protons and neutrons?

a)

nucleus

b)

neutron

c)

proton

d)

electron cloud

15.
Which subatomic particles are found in the nucleus of an atom?
a)
Protons and Electrons
b)
Protons and Neutrons
c)
Neutrons and Electrons
d)
Protons, Neutrons and Electrons
16.
Complete the missing label on the diagram.
a)
Neutron
b)
Centre
c)
Nucleus
d)
Sub atomic particle
17.
In order for an atom to be neutral what has to be true?
a)
The atom has more protons than neutrons
b)
The atom has more neutrons than protons
c)
The atom has the same number of protons and neutrons
d)
The atom has the same number of protons and electrons
18.

How many electrons does this atom have?

a)

2

b)

4

c)

6

d)

10

19.
Where is most of the mass in an atom located?
a)
in the nucleus
b)
in the protons
c)
in the neutrons
d)
in the electrons
20.

The smallest piece of an element:

a)

quark

b)

electron

c)

shell

d)

atom

21.

Which element is found in group 2, period 6?

a)

Oxygen (O)

b)

Barium (Ba)

c)

Selenium (Se)

d)

Carbon (C)

22.

Which element is found in group 2, period 6?

a)

Oxygen (O)

b)

Barium (Ba)

c)

Selenium (Se)

d)

Carbon (C)

23.

Which element has similar chemical properties as sodium but has 7 energy levels?

a)

Francium (Fr)

b)

Cesium (Cs)

c)

Rubidium (Rb)

d)

Potassium (K)

24.
Which is a halogen?
a)
Helium
b)
Chlorine
c)
Oxygen
d)
Neptune
25.
If an atom had the same properties as fluorine (F), it would probably be located in
a)
period 1.
b)
period 2.
c)
group 2.
d)
group 17.
26.
Atoms with similar properties are most likely located...
a)
in the same period.
b)
in the same group.
c)
in different periods.
d)
to the right and left of each other.
27.
Which elements have the most similar chemical properties?
a)
K and Na
b)
K and Ca
c)
K and Cl
d)
K and S
28.
What is the atomic mass of Neon?
a)
10
b)
30
c)
10.18
d)
20.18
29.

where are the metaloids found

a)

far left, vertical

b)

stair step/diagonal

c)

far right horizontal

d)

at the bottom

30.

Nonmetals (select all that apply)

a)

are found on the right side of the periodic table.

b)

are found on the left side of the periodic table.

c)

are good conductors of heat and electricity.

d)

are brittle.

e)

can be solid, liquids, or gases at room temperature.

31.

Metals (select all that apply)

a)

are found on the right side of the periodic table.

b)

are found on the left side of the periodic table.

c)

are good conductors of heat and electricity.

d)

are brittle.

e)

are malleable and ductile.

32.
Which one of these is not a noble gas?
a)
Helium
b)
Radon
c)
Iodine
d)
Krypton
33.
What is the atomic number of Oxygen?
a)
6
b)
7
c)
8
d)
9
34.

Groups run:

a)

up and down

b)

left to right

35.

Periods run:

a)

up and down

b)

left to right

36.

A student is studying a mystery substance. It breaks easily. It has a very dull luster. It doesn't conduct any electricity. What is the most likely substance this is?

a)

Metal

b)

Metalloid

c)

Nonmetal

37.
Ionization energy is the...
a)
energy needed to remove the outermost electron.
b)
ability of an atom to attract electrons from another atom.
38.
Electronegativity is the...
a)
energy needed to remove the outermost electron.
b)
ability of an atom to attract electrons from another atom.
39.
Which element has the smaller atomic radius: potassium (K) or bromine (Br)?
a)
potassium (K)
b)
bromine (Br)
40.
Which element has the greatest ionization energy: Aluminum (Al)    or    Chlorine (Cl)?
a)
Aluminum (Al)
b)
Chlorine (Cl)
41.

Based on the image on the last slide. As you go across a period, does the atomic radius get smaller or larger?

a)

Smaller

b)

Larger

c)

Stays the same

42.

Put these elements in order of DECREASING atomic radius.

Ca, Be, Ba, Sr

a)

Sr, Ba, Be, Ca

b)

Be, Ca, Sr, Ba

c)

Ba, Sr, Ca, Be

d)

Ca, Be, Ba, Sr

43.

Which elements do you think will have a low ionization energy and lose electrons more readily?

a)

elements that form anions (negative charge)

b)

Elements that form cations (positive charge)

c)

Transition metals

44.
As you move down the periodic table atoms get bigger.  This is because ____________.
a)
The atoms have more mass.
b)
The atoms have more protons.
c)
The atoms have more energy levels
d)
The atoms have more nuetrons
45.
As you move across the periodic table atoms tend to get smaller because, ______________.
a)
the atoms have more mass.
b)
the atoms have less mass
c)
the atoms have more protons.
d)
the atoms have less electrons.
46.
Which atom has the largest atomic radius?
a)
potassium
b)
rubidium 
c)
francium
d)
cesium
47.
Which of the following will have a lower ionization energy than Scandium (Sc)?
a)
Helium (He)
b)
Titanium (Ti)
c)
Calcium (Ca)
d)
Magnesium (Mg)
48.
Which of the following will have a higher ionization energy than arsenic (As)?
a)
Gallium (Ga)
b)
Neon (Ne)
c)
Antimony (Sb)
d)
Germanium (Ge)
49.
Electronegativity is...
a)
how good an atom is at attracting electrons
b)
the ability of an atom to lose electrons
c)
the energy required to remove an electron from a specific atom
d)
how easy it is to make friends. 
50.
Atoms that have a high electronegativity, _______________.
a)
give up their electrons more easily.
b)
hold on to their electrons more tightly.
c)
have more electron shells.
51.
Which of the following will have a higher electronegativity than arsenic (As)?
a)
Carbon (C)
b)
Neon (Ne)
c)
Antimony (Sb)
d)
Germanium (Ge)
52.

ELECTRONEGATIVITY __________ from left to right across a period and __________ from top to bottom down a group.

a)

decreases, increases

b)

increases, increases

c)

increases, decreases

d)

decreases, decreases

53.

The element with the largest electronegativity is -

a)

At

b)

F

c)

Cl

d)

Br

54.

As you move across a period on the periodic table the atomic radius tend to get smaller because, ______________.

a)

the atoms have more mass making them heavier.

b)

more neutrons, making the nucleus bigger.

c)

the atoms have more protons, pulling the electrons closer.

d)

the atoms have less energy levels for the electrons to occupy.

55.

Why would you do research before doing an experiment? *Choose all that apply*

a)

To find about more information before forming a hypothesis.

b)

To check the data that you learned from an experiment.

c)

To draw a conclusion from the results of your experiment.

d)

To see if you can answer your question without needing to test it.

56.

What should you do if you get inconclusive results from an experiment?

a)

Think about what might have caused the results and quit.

b)

Tell the teacher that it didn't work

c)

Never do the experiment again

d)

Do the experiment again with different variables

57.

Which part of the scientific method is being described:


The scientist puts one plant in sunlight, one under a lamp, and one in a dark closet.

a)

Problem

b)

Research

c)

Hypothesis

d)

Experiment

e)

Analysis

58.

A testable prediction that is testable is known as...

a)

data

b)

theory

c)

hypothesis

d)

fact

59.

The process used to test a hypothesis involves a(n):

a)

answer

b)

experiment

c)

problem

d)

safety check

60.
The summary at the end of an experiment that explains the results. 
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
61.

What is an inference?

a)

an idea using prior experiences that guesses the square root of pi

b)

an idea (or prediction) using evidence and prior knowledge

c)

using your five senses to get information about the world

62.

The cat looks mad. He must be hangry.

a)

Observation

b)

Inference

63.

There are 3 narwhals.

a)

Quantitative Observation

b)

Qualitative Observation

64.

The dog has a black nose.

a)

Qualitative Observation

b)

Quantitative Observation

c)

Inference

d)

None of the above

65.
There are 75 trees in the forest. 
a)
Qualitative 
b)
Quantitative
66.
The clouds are grey and ground is wet. 
a)
Qualitative
b)
Quantitative
67.
There are ten buttons on the table. 
a)
Qualitative
b)
Quantitative
68.
The teachers are wearing red and black. 
a)
Qualitative 
b)
Quantitative
69.

Which of the following are Quantitative descriptions? (select all that apply)

a)

The dog was soaking wet.

b)

The dog weighed 20lbs.

c)

The dog had a red rash.

d)

The dog was missing 5 teeth.

e)

The dog was seven years old.

70.
There are 25 Liters of water in the buckets. 
a)
quantitative 
b)
qualitative 
71.

Which step would you take before you come up with a hypothesis?

a)

Make observations

b)

Plan an experiment

c)

Do research

d)

Analyze data

72.
Which of the following statements is an inference about the picture
a)
The vase is broken.
b)
The girls' bow is blue and purple.
c)
The girl broke the vase.
d)
The girl has blonde hair.
73.

Which of the following is NOT an inference about the man in this picture:

a)

The man hates his purple shirt.

b)

The man has a purple shirt.

c)

The man is having a bad day.

d)

This man is upset because he's hungry

74.

Which of the following would you rather have? (not worth points, just for fun)

a)

Feathers, like a bird

b)

Talons like a bird

c)

A beak, like a bird

d)

Nest, like a bird

75.

Bonus Credit (fills in for missed points but is NOT extra credit). Give 3 qualitative and 3 quantitative descriptions of your hand.

4 lines

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