* occurs when a metal atan With
reacts non-metch
atom .
1) Fans are
charged atams , they can be single
atans (Nat) or of atoms (NO).
groups
2) Negative icns (anions) form when atams
gain
elections .
3) positive icns (cations) fam when atams lose
electrons
-
4) lost
number et electrons or
gained is
the same as the charge on the im
.
e .
ge
-
electrons are lost , charge is 2t
e .
.
g 3 electrons
gained , charge is 3-
1) group 1, 2 3 , elements are metals
.
They
lose electrons to
form positive icns
.
2) group 5 6 7 elements non-metals
, ,
are ,
they
electrons form
gain to
negative icns
.
ions to remember :
Agt Fet Pb2t H ammonium : NHut Nitrate : No]
Cut Feet In Hydroxide : Of carbonate : Co ?
sulfate : soz
4
reacts non-metch
atom .
1) Fans are
charged atams , they can be single
atans (Nat) or of atoms (NO).
groups
2) Negative icns (anions) form when atams
gain
elections .
3) positive icns (cations) fam when atams lose
electrons
-
4) lost
number et electrons or
gained is
the same as the charge on the im
.
e .
ge
-
electrons are lost , charge is 2t
e .
.
g 3 electrons
gained , charge is 3-
1) group 1, 2 3 , elements are metals
.
They
lose electrons to
form positive icns
.
2) group 5 6 7 elements non-metals
, ,
are ,
they
electrons form
gain to
negative icns
.
ions to remember :
Agt Fet Pb2t H ammonium : NHut Nitrate : No]
Cut Feet In Hydroxide : Of carbonate : Co ?
sulfate : soz
4
