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Duplicate of Periodic Table Flashcards | StudBud
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Duplicate of Periodic Table
Duplicate of Periodic Table
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Practice quiz for periodic table! Periodic table of elements
Flashcards
20 cards
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Practice quiz
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Host live
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Questions
20
Answers
1
What subatomic particle changes to make isotopes?
no idea
electron
proton
neutron
2
Which isotope of Chlorine is most common?
Cl-40
Cl-38
Cl-33
Cl-35
3
Who developed one of the first periodic tables?
Glen Seaborn
Bohr
Dalton
Mendeleev
4
Do metals gain or lose electrons to become cations?
gain
lose
5
What family of elements has 7 valence electrons?
Alkali
Noble Gas
Alkaline Earth
Halogen
6
A horizontal row is called:
a cation
a period
a group
a family
7
How many valence electrons does Fluorine have?
-1
1
8
7
8
Which element is more reactive?
Potassium
Titanium
Scandium
Calcium
9
When an atom gains or loses an electron it is called
isotope
ion
neutral
none of the above
10
How is the periodic table organized?
according to atomic number
in alphabetical order
largest to smallest
according to mass
11
Which element is more reactive?
Carbon-C
Oxygen-O
Nitrogen-N
Fluorine-F
12
All of the elements that are located along the zig-zag line except aluminum are called:
halogens
alkali metals
semi-conductors
noble gases
13
How does a sodium (Na) in group 1 atom become a sodium ion?
by gaining an electron
by gaining neutrons
by gaining protons
by losing an electron
14
What is a neutral atom?
#e = #p
# e = # n
#p = # n
all of these are correct
15
The electron in the outer shell is called:
period
charge
valence electron
group
16
Which element is the most reactive of the group?
Cesium
Potassium
Lithium
Francium
17
Do nonmetals gain or lose electrons to become ions?
neither
lose
gain
18
How many PROTONS
25
12
Mg
+2
have does have?
2
10
12
14
19
The vertical column is called
period
group
family
group and family
20
What subatomic particle changes to form ions?
neutron
proton
none of these
electron
