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Atom and Periodic Table Flashcards | StudBud
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Atom and Periodic Table
Atom and Periodic Table
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Answers
1
The number of electrons that can go on each energy shell is in this order.
1, 2, 3
2, 8, 18
5, 10 , 15
8, 8 , 18
2
Nonmetals are located on the ...
Zigzag of the (groups 13-16) Periodic Table
Left-side of the Periodic Table
Right-side of the Periodic Table
3
Argon (#18) is in which group?
Alkali Metals
Halogen
Noble Gases
4
The nucleus of the atom has a greater mass than the energy shells surrounding it.
True
False
5
Name the element that has 54 protons, is a nonmetal gas, and has 8 electons in its outer shell.
Manganese
Oxygen
Xenon
6
The Bohr model has the electrons on
Not on set paths (3D)
Set paths (2D)
In the nulceus
7
Why are Noble Gases not reactive?
They have a full outer shell (valence shell) with 8 electrons
They have 4 electrons in their outer shell
They think the other elements are below them
8
A neutron has a ...
postive charge
neutral charge
negative charge
9
There are more metals than nonmetals?
True
Maybe
False
10
A
NEW
element has been discovered. atomic # 17 and is a solid. Is this element a
NEW
discovery?
No
Yes
11
Metalloids are located on ....
the Zigzag (groups 13-16) of the Periodic Table
Right-side of the Periodic table
Left-side of the Periodic table
12
An electron has a ...
Negative charge
Positive charge
Neutral Charge
13
The number of protons is associated with the Atomic Number.
True
False
14
Metalloids are like non-metals because they can be
They can be dull, brittle, and non-reactive with HCl (acid)
They can only be dull, brittle, and non-reactive with HCl (acid)
Shiny, malleable, and reactive with HCl (acid)
15
Does Calcium (Ca) have similar properties as Lithium (Li)?
Maybe
Yes
No
16
What is the mass number of this atom?
4
5
2
17
Why do we not typically encounter the elements on the Periodic Table?
They combine with each other to make new substances (compounds)
They are rare
They're not found in the U.S.
The statement is false, we do encounter them a good deal
18
A proton has a ......
neutral charge
negative charge
positive charge
19
The Modern Model (Cloud) of the atom has the electrons..
In the nucleus
No set paths (3D)
Set paths (2D)
20
Metals are located on the ...
Left-side of the Periodic table
Right-side of the Periodic table
on the Zigzag (groups 13-16) of the Periodic Table
21
Metalloids are like metals because....
Can only be shiny, malleable, and reactive with HCl (acid)
They can be shiny, malleable, and reactive with HCl (acid)
They can dull, brittle, and not reactive with HCl (acid)
22
Which characteristic does not decribe Sodium (Na)?
Not really reactive
Solid
Metal
23
Why is the atom neutral?
There are an equal number of neutrons and protons
There are an equal number of neutrons and electrons
There are an equal number of protons and electrons
