matts science 2 Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Question | Answer |
Mass # | The sum of the number of neutrons and protons in an atomic nucleus |
Valence electrons | An electron in an outer shell of an atom that can participate in forming chemical bonds with other atoms |
isotopes | one of two or more atoms with the same number of protons in the nucleus but a different number of neutrons |
Lanthanides and actinides | bottom of the peridic table actinides are below Lanthanides. |
1st energy level, how many electrons can it hold? | 2 |
second energy level, how many electrons can it hold? | 8 |
What is the importance of the zigzag line? | difference between the metals and non metals |
Created by:
mktmac
Popular Chemistry sets