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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
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40 votes
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-example-1
User Sazzad
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11 votes
11 votes

Answer:

He =12

Step-by-step explanation:

User Microtribute
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