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A beryllium atom contains 4 protons, 4 neutrons and 4 electrons. What is the atomic number of beryllium?
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A beryllium atom contains 4 protons, 4 neutrons and 4 electrons. What is the atomic number of beryllium?

A beryllium atom contains 4 protons, 4 neutrons and 4 electrons. What is the atomic-example-1
User ManicBlowfish
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2 Answers

6 votes

Answer:

the atomic number 4

Step-by-step explanation:

User Dominik Weber
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2 votes

Answer:

Beryllium's atomic number is 4

Step-by-step explanation:

Reason

  1. Beryllium has 4 protons, 4 neutrons, and 4 electrons.
  2. This makes it a nuetral atom meaning that it contains an equal amount of protons and electrons
  3. This means that beryllium has a atomic number of 4
User Yawa Yawa
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