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The periodic table Flashcards | StudBud
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The periodic table
the acronym HONClBrIF is used to remember
Group 2a is called the
The periodic table
12 terms
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1
Group 2a is called the
alkali metals
alkaline earth metals
nobel gases
halogens
2
the acronym HONClBrIF is used to remember
the semi-metals
atoms that form anions
the diatomic elements
the noble gases
3
group 7a is called the
noble gases
halogens
Alkali metals
Alkaline earth metals
4
The element with 3 energy levels and 2 valence electrons
N
B
Na
Mg
5
where are the metals on the perodic table?
to the left
down the stairs
to the right
6
which of these elements is a semi-metal?
Silicon
Mercury
Hydrogen
Carbon
7
The Noble gases are
Group 1A
Group 8A
Group 6A
Group 2A
8
The diatomic element (s) that is a gas at room T and has 2 core electrons.
N, O, F
Ne, He
F
He
9
The atomic number tells you the number of
Ions
Electrons
Neutrons
Protons
10
the vertical rows on the periodic table are called
group
period
family
11
The mass of C on the periodic table is 12.011. This is . . .
The most common form of C
The average atomic mass of C
An isotope
The sum of the p, e, and n
12
The mass of an atom is based on the number of
neutrons
protons and neutrons
protons
protons, neutrons, and electrons
