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Science PT...
Periodic Table
Question | Example | Answer |
---|---|---|
Diff. type of elements arranged in what two major categories? | Metals and Nonmetals | |
Types of Elements on PT? | Gases, Liquids, solids (The 3 Faces of Matter) | |
What is the Atomic Number? | llllll l 11 l l Na l 11- Atomic # l 22.99 llllll | Number of protons in the nucleus, and the number of electron surrounding the nucleus. |
What is the Mass Number? | --- The bigger number in the square... | Number of protons and neutrons in the nucleus |
Period? | The HORIZONTAL ROW (left to right) | |
Group/Family? | # 1-18 | VERTICAL ROW!! Elements are arranged by atomic # |
Periodic Table let us... | Organize our knowledge about elements and groups of elements into a basic table |