An electron has a charge of −1.6 x 10⁻¹⁹ C - Edexcel - GCSE Physics - Question 2 - 2016 - Paper 1
Question 2
An electron has a charge of −1.6 x 10⁻¹⁹ C.
An alpha (α) particle is a helium nucleus.
A beta particle is a fast moving electron.
Complete the sentence by putting... show full transcript
Worked Solution & Example Answer:An electron has a charge of −1.6 x 10⁻¹⁹ C - Edexcel - GCSE Physics - Question 2 - 2016 - Paper 1
Step 1
The charge carried by an alpha particle is
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Answer
An alpha particle, composed of two protons and two neutrons, has a positive charge. Since each proton has a charge of +1.6 x 10⁻¹⁹ C, the total charge of the alpha particle is: