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Which of these elements has 12 protons in its nucleus (atomic number = 12)?

What are the first 20 elements of periodic table - Science - Physical and Chemical Changes - 9807489 | Meritnation.com

Question 10 options:

Mg

S

C

He

Which of these elements has 12 protons in its nucleus (atomic number = 12)? What are the first 20 elements of periodic table - Science - Physical and Chemical C class=

Answer :

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Today at 6:42 AM

Answer:

He =12

Explanation:

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