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Atoms and the Periodic Table
Atoms and the Periodic Table
33 terms
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Questions to review #atoms, #periodictable, #bonds, etc.
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Answers
1
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
2
Where are nonmetals located
to the left of the zig zag line
on the right of the zig zag line
on the zig zag line
3
Electrons move within this area
air
water
nucleus
cloud
4
periods go across a periodic table (horizontally)
true
false
5
How many valence electrons does Carbon have?
6
4
5
3
6
Where are metalliods located on the periodic table?
along the zig zag line
on the right hand side
there are no such thing as metalloids
on the left hand side
7
weighs 1 amu
just protons
electron
just neutrons
protons and neutrons
8
what determines the reactivity of an element?
valence electrons
neutrons
protons
atomic mass
9
How many electron shells will Potassium have?
4
3
1
2
10
groups (families) run up and down on a periodic table (vertically)
true
false
11
what is the most reactive METAL group?
Alkali Metals
Alkaline Earth Metals
Transition Metals
Other Metals
12
the number of protons in the nucleus tells you.....
atomic number
atomic mass
element symol
number of valence electrons
13
How much does an electron weigh, relatively?
The same as a proton
The same as a neutron
Smaller than protons and neutrons
14
The total number of protons and neutrons in an atoms nucleus equals the....
atomic mass
element
atomic number
protons
15
electrons are negative and located in the electron cloud, shell, or orbitals
false
true
16
Where are metals located on the periodic table?
on the zig zag line
on the left hand side of the zig zag line
on the right hand side of the zig zag line
17
the proton is negative and located in the nucleus
false
true
18
how are elements arranged on the periodic table
by the number of neutrons
by the number of electrons
by decreasing size
by increasing atomic number
19
located in the nucleus
protons
neutrons
electrons
protons and neutrons
20
Metalloids are semiconductors
false
true
21
This is a Bohr Model of what element?
Fluorine
Beryllium
Aluminum
Phosphorus
22
Negatively charged particle
proton
electron
neutron
nucleus
23
If an atom has 20 electrons, what element is it?
Potassium
Calcium
Neon
Magnesium
24
Which 2 elements are in the same group?
Na and Fr
O and Cl
Be and N
Ne and F
25
Atoms are neutral if.....
they have a full outer shell
they have more neutrons than protons
they have more protons than electrons
the number of protons equals the number of electrons
26
a group is also called a family
true
false
27
Uncharged particles
neutron
proton
nucleus
electron
28
what determines the identity of an element?
neutrons
electrons
protons
valence electrons
29
Valance electrons are found in what part of an atom?
the outermost shell
the nucleus
in the inner most shell
30
What is the most reactive NONMETAL group?
Halogens
Noble Gases
Other Nonmetals
Lanthanides and Actinides
31
an abbreviation on the periodic table is.....
a chemical symbol
an element
the name
the mass
32
The smallest particle into which an element can be divided and still be the same element
molecule
atom
compound
matter
33
How many electrons can go into the first shell of a Bohr Model?
1
2
4
8
