Activity 3.4
Complete the table
Atomic particle
Discovered by
Type of charge
mass
Proton
neutron
Goldstein
I chadwick
J.J. Thomson
-ve
electron
1. 1
. 1
Answers
Answered by
0
Explanation:
hydrogen
helium lithium beryllium boron carbon nitrogen Oxygen fluorine and neon sodium magnesium aluminium silicon phosphorus sulphur protein organ potassium calcium
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