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Science Quiz

Across
How can you predict an element's properties
What smaller particle in the nucleus has a negative charge
Bonus: Name one state of matter on the periodic table
What smaller particle in the nucleus has a positive charge
Electrons that are farthest away from the nucleus.
What smaller particle in the nucleus has a positive charge
What means "repeating"
What is the particle outside of the nucleus
Down
What is the chart that we use to display all of the elements
What element did Mendeleev predict
The mass of one atom of an element
What is the first element on the periodic table
What was Mendeleev's first name
What is a horizontal line of elements
What is a vertical line of elements
An element has an atomic number of 68. How many protons and neutrons does it have