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Middle School Introduction to Elements and Atoms Flashcards | StudBud
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Middle School Introduction to Elements and Atoms
Middle School Introduction to Elements and Atoms
33 terms
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Atoms Elements Middle School Chemistry
Flashcards
33 cards
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Questions
33
Answers
1
what determines the identity of an element?
neutrons
electrons
valence electrons
protons
2
Where are metalloids located on the periodic table?
there are no such thing as metalloids
on the left hand side
on the right hand side
along the zig zag line
3
located in the nucleus
electrons and quarks
neutrons and electrons
protons and neutrons
protons and electrons
4
the proton is negatively charged and located in the nucleus
false
true
5
Where are metals located on the periodic table?
on the zig zag line
on the left hand side of the zig zag line
there are no metals
on the right hand side of the zig zag line
6
Uncharged particles
nucleus
proton
electron
neutron
7
Electrons move within this area
water
nucleus
air
cloud
8
How many electrons does Carbon have?
4
6
12
8
9
Where are non metals located
there aren't any non-metals
on the right of the zig zag line
on the zig zag line
to the left of the zig zag line
10
How many valence electrons are in this model?
3
2
8
13
11
Another name for a group is
swarm
family
cluster
period
12
How many atoms of oxygen are in Na
3
PO
4
?
1
2
4
3
13
weighs 1 amu
both protons and electrons
electrons
neutrons
both protons and neutrons
14
The smallest particle into which an element can be divided and still be the same element
atom
matter
molecule
compound
15
how are elements arranged on the periodic table
alphabetically
by increasing atomic number
by the number of neutrons
by decreasing size
16
Valance electrons are found in what part of an atom?
the nucleus
in the inner most shell
all the electrons added together
the outermost shell
17
The total number of protons and neutrons in an atom's nucleus equals the....
atomic number
element
protons
atomic mass
18
Negatively charged particle
electron
proton
neutron
nucleus
19
Where can you find periods on the periodic table?
At the end of a sentence
Columns that run vertically (up and down)
A cluster in the center of the table
Rows that run horizontally (across)
20
Where can you find groups on a periodic table?
Rows that run horizontally (across)
They are the noble gases
Clustered in the center of the table
Columns that run vertically (up and down)
21
Which of these is an element?
Oxygen
Salt
Steel
Plastic
22
Which 2 elements are in the same group?
Ne and F
Be and N
Na and Fr
O and Cl
23
Which is the smallest?
Speck of Dust
Compound
Atom
Element
24
If an atom has 20 electrons, what element is it?
Neon
Calcium
Magnesium
Potassium
25
How many hydrogen atoms are in NaC
2
H
3
O
2
3
1
2
4
26
What is the maximum number of electrons allowed in the first shell of a Bohr model?
1
8
2
0
27
an abbreviation on the periodic table is.....
a chemical symbol
the name
an element
the mass
28
Where can you find the noble gases in the periodic table?
Group 18
Groups 1 & 2
In the middle
Group 1
29
electrons are negatively charged and located in the electron cloud, shell, or orbitals
true
false
30
The periodic table contains the most of which type of element?
Non-Metals
Metals
Plastics
Noble Gases
31
elements in the same group have...
the same number of protons and electrons
similar properties and the same number of valence electrons
same size and number of electrons
a different number of valence electrons
32
Who is this atomic model named after?
Tyra Banks
Niels Bohr
Marie Curie
Dmitri Mendeleev
33
the number of protons in the nucleus tells you.....
atomic mass
number of valence electrons
atomic number
element symbol
