Quiz

Chemical Bonding and Valence Electrons

isawaggy 6 Fragen

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Fragen in diesem Quiz (6)

1Atoms lose, gain, or share electrons and become as chemically stable as?
1. AAn electron
2. BAn ion
3. Ca metal
4. Da noble gas
2Which is the correct electron dot diagram for boron, one of the group 13 elements?
1. A
2. B
3. C
4. D
3The electrons closest to the nucleus have low energy but high attractive forces
1. ARichtig
2. BFalsch
4The number of protons in an atom tells you how many chemical bonds that atom can form
1. ARichtig
2. BFalsch
5Noble gases are stable because they have 8 valence electrons and that make a complete bond
1. ARichtig
2. BFalsch
6what change would make an atom represented by this diagram have the same electron arrangement as a noble gas?
1. Again 2 electrons
2. Bgain 4 electrons
3. Close 2 electrons
4. Dlose 4 electrons