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WorksheetsG7 Periodic table
Total questions: 20
Worksheet time: 16mins
Elements in the same group have : (2 correct answers)
Similar chemical properties
Similar names
Same number of outer (valence) electrons)
The same number of protons
The number of electrons in an atom is equal to the...
Atomic number
Protons
Atomic Mass
Neutrons
Which is an alkali metal?
Magnesium
Iron
Sodium
Europium
How many protons are in a sodium atom, Na? (tap to enlarge the periodic table)
Sodium has 1 proton.
Sodium has 3 protons.
Sodium has 11 protons
The letter, C, is a .................. of carbon.
Name
Nickname
Chemical Symbol
Pseudonym
Name this group: These metals contain familiar metals such as gold, iron, and copper.
Which is a halogen?
Helium
Chlorine
Oxygen
Neptune
What does the 6 represent?
atomic mass
atomic number
element name
chemical symbol
How many periods are on the periodic table?
5
6
7
8
The horizontal (side to side) rows in the Periodic Table are called
groups
families
periods
atomic numbers
The Modern Periodic Table of Elements is arranged by
atomic mass
atomic number
valence electrons
number of isotopes
The reactivity of the alkali metals...
Decreases as we go down the group
Stays the same for all the alkali metal
Increases as we go down the group
