WorksheetsAtoms and Periodic Table
Total questions: 12
Worksheet time: 6mins
What is located in the nucleus of an atom?
protons and neutrons
protons and electrons
electrons and neutrons
How is the Periodic Table arranged?
alphabetical order
atomic number
the year the element was discovered
Albert Einstein decided how to arrange it.
What is located on the horizontal rows on the Periodic Table?
families
groups
periods
In which direction would you find groups/families?
horizontal
vertical
How many different types of atoms make up an element?
1
2
3
How are symbols for elements written?
numbers
pictures
letters
What is the symbol for carbon?
Ca
C
Na
H is the symbol for____.
Helium
Hydrogen
Iron
What is the charge of a proton?
positive
negative
neutral
What is the charge of a neutron?
positive
neutral
negative
Negative is the charge for _____.
protons
neutrons
electrons
What is a subscript found in a formula?
letter
number that tells how many atom are needed
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