Answer The Following 3X4=12marks
What are the drawbacks of Rutherford’s model of an atom
Write any six elements name , atomic number and valency
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This atomic model failed to explain stability of atoms. According to the model, electrons revolve around the positively charged nucleus. It's not possible for a long run as we know atoms are stable while any particle in a circular orbit would undergo acceleration.
Explanation:
Beryllium 4 +2
Boron 5 -3, +3
Carbon 6 (+2), +4
Nitrogen 7 -3, -2, -1, (+1), +2, +3, +4, +5
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