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Periodic Table Flashcards | StudBud
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Periodic Table
Periodic Table
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year 8
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1
What is the name for the rows on the periodic table (horizontal)
Clusters
Groups
Periods
Metals
2
What is an element?
Two more or more different atoms mixed without bonding
Substance made of one kind of atom
Two or more different atoms chemically bound
3
What do elements in each GROUP have in common?
similar atomic number
# of valence electrons
# of electron levels
similar behavior & reactivity in chemical reactions
4
Which color represents non-metals on the periodic table shown?
Pink
Yellow
Non of the above
Blue
5
What is an atom?
The smallest unit of matter
The largest unit of matter
The original element
The opposite to an element
6
Which elements are found along the 'staircase'?
metalloids
noble gases
metals
non-metals
7
From left to right, how are the elements arranged on the periodic table?
In the order that they were discovered
In decreasing reactivity
In alphabetic order
In increasing atomic mass
8
Which family or group has full outer (valence) electron levels?
group 7
family 18
noble gases
group 1
9
Who is credited for the development of the current periodic table?
Isaac Newton
Dimitri Mendeleev
Calvin Periodi
John Dalton
10
What does the periodic table represent?
Molecules
Compounds
Mixtures
Elements
11
Why do some elements have symbols that don't match their name?
To be more creative
They match the latin name of the element
There are too many letters and not enough elements
There are more elements than letters in the alphabet
12
Which is a characteristics of metals?
They are good insulators.
They are brittle (easy to break).
They are malleable.
They are gas.
13
What is the name for the columns on the periodic table (up/down.. vertical)
Periods
Clusters
Metals
Groups
14
How many PERIODS are on the periodic table?
18
9
14
7
15
Which determines the identity of an element?
# neutrons
# protons
# valence electrons
# electrons
