406 Ions

Ions are created by changing the number of -

(a)  

The octet rules requires

• 8 electrons in the outer shell

• a neutral atom

• 16 electrons in the outer shell

• the month of October

Tags

NGSS.MS-PS1-1

Elements in group 1

• Gain 1 electron

• Lose 1 electron

• Have a full outer shell

• has 17 valence electrons

Elements in group 13

• Gain 3 electron

• Lose 3 electron

• Have a full outer shell

• has 13 valence electrons

Elements in group 17

• Gain 1 electron

• Lose 1 electron

• Have a full outer shell

• has 1 valence electrons

Elements in group 18

• Gain 1 electron

• Lose 1 electron

• Have a full outer shell

• has 1 valence electrons

Which groups will have a positive ion (Cations)?

• Group 1

• Group 13

• Group 15

• Group 17

How many valence electrons does an element in Group 14 have?

• 1

• 4

• 6

• 14

How many electrons does element in group 16 needs to be chemically stable?

• 0

• 16

• 6

• 2

Tags

NGSS.MS-PS1-1

If an element has a negative charge it is called -

• Cation

• Anion

• Kion

• Pion