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Periodic Table and elements revision Flashcards | StudBud
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Periodic Table and elements revision
Periodic Table and elements revision
11 terms
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StudBud Administration
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#science #chemistry #periodictableelementsatoms
Flashcards
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Questions
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Answers
1
A row going left to right on the periodic table is known as a
category
group
row
period
2
The number of electrons of potassium is
39
20
19
40
3
What type of elements is found along the stair step of the period table?
liquids
non-metal
metal
metalloids
4
how do electrons orbit the nucleus of an atom?
all electrons orbit the nucleus in the same electron shell
at several different radii called electron shells
wherever they wish
5
A column on a periodic table is also known as a
period
category
column
group
6
This is an atomic representation of Aluminium. Its mass number is
14
13
10
27
7
which of the following subatomic particles orbits the nucleus of an atom
proton
neutron
electron
8
Which scientist was known as the "Father of the Periodic Table"?
Johann Dobereiner
Dmitri Mendeleev
Beguyer de Chancourtois
John Newlands
9
The atomic number of Bromine is
44.9
50
35
79.9
10
mass number is the number of
neutrons
protons and neutrons
electrons
protons
11
where in the periodic table should you go to find a non-metal?
left
top
bottom
right
