7.2

 

7.2 starter

31 January 2012

11:35

Tell the person next to you…

·        The names of 3 subatomic particles

·        What properties do they have?

<<atomic structure - electrons orbiting the nucleus.swf>>

<<sub-atomic particles - drag and drop.swf>>

 

 

7.2

11 January 2012

14:49

·        7.2 describe the structure of an atom in terms of protons, neutrons and electrons and use symbols such as ¹⁴₆C to describe particular nuclei

<<Proton number and mass number.ppt>>

<<atomic structure of Li - mass and proton numbers.swf>>

sub-atomic particles - drag and drop.swf Download this file

Proton number and mass number.ppt Download this file

atomic structure of Li - mass and proton numbers.swf Download this file

atomic structure - electrons orbiting the nucleus.swf Download this file