Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
3 Cards in this Set
- Front
- Back
- 3rd side (hint)
|
What group are the noble gases?
|
0
|
Not group 7
|
|
|
1.Atoms are most stable when they have _____ electron shells.
2.Reactive elements always have _________ filled outer shells. 3.The ________ energy levels are always filled first. |
1.Full
2.Partially 3.Lowest |
|
|
|
Which group is more reactive and why? (In terms of electron shells). Noble gases or Group 1 metals?
|
Group 1 metals because they have an incomplete outer shell of electrons. Whereas the noble gases do have a complete outer shell of electrons making them unreactive.
|
|
