Question

How many protons do atoms of lead have?

Answer 1

Answer: exactly 82 protons

Step-by-step explanation:

Since lead has 82 protons the number of neutrons in an atom of lead-204 is 204-82=122. Similarly, lead-206 has 124 neutrons, lead-207 has 125 neutrons and lead-208 has 126 neutrons.

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