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Atoms and the Periodic Table
Atoms and the Periodic Table
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A 7th grade science Quiz to review atoms and the periodic table.
Flashcards
23 cards
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Questions
23
Answers
1
Which element is in the same period as Sulfur?
Selenium
Oxygen
Phosphorous
Nitrogen
2
Using the periodic table square for chlorine, how many protons does a chlorine atom have?
17
36
35.453
18
3
The number of protons is the same as the ____________.
atomic mass
atomic number
valence electrons
energy levels
4
Which color(s) represent the subatomic particle(s) that contribute to the mass of the atom?
green
red
red, white, and green
red and white
5
Using the periodic table square for chlorine, what is the atomic mass of chlorine?
35.453
36
18
17
6
What period number is Be (Beryllium) in?
4
2
1
3
7
Protons are positive.
False
True
8
Neutrons are negative
True
False
9
I am ready for the quiz.
True
False
10
Which family/group of the Periodic Table has elements that won't combine with other elements- Noble Gases?
4
1
17
18
11
To find the number of neutrons in an atom, you must _______________
Subtract protons from electrons
Look at the atomic number
Subtract atomic number from atomic mass
Look at the atomic mass
12
What subatomic particle has a positive charge?
Protons
Neutrons
Electrons
Valence Electrons
13
An atom has 12 protons. What element is it?
Zinc
Carbon
12
Magnesium
14
Using the periodic table square for chlorine, how many neutrons does a chlorine atom have?
36
35.453
18
17
15
Which subatomic particles are in the nucleus of an atom?
Protons & Electrons
Valence Electrons
Electrons & Neutrons
Neutrons & Protons
16
Using the diagram or your PT, how many protons does Fluorine have?
18.99
9
19
2
17
Which is a chemical property?
Color
Ability to rust
Malleability
Luster
18
The number of protons and electrons are equal to the Atomic Number.
True
False
19
What is the smallest particle of an element, made of electrons, protons, and neutrons?
Nucleus
Metal
Atom
Nonmetal
20
Which color represents the protons of the atom?
green
red
white
21
How many families are there on the Periodic Table?
7
18
119
3
22
As you move from left to right, across the Periodic Table, what happens to the atomic number?
It increases
It stays the same
It decreases
23
Which of the following is not a subatomic particle found in an atom?
Electron
Neutron
Positron
Proton