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PLEASE HELP THIS IS IMPORTANT Which of the following elements is a noble gas? A. Radon (Rn) B. Nickel (Ni) C. Potassium (K) D. Strontium (Sr)

PLEASE HELP THIS IS IMPORTANT Which of the following elements is a noble gas? A. Radon (Rn) B. Nickel (Ni) C. Potassium (K) D. Strontium (Sr)
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PLEASE HELP THIS IS IMPORTANT

Which of the following elements is a noble gas? A. Radon (Rn) B. Nickel (Ni) C. Potassium (K) D. Strontium (Sr)

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User Taymon
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2 Answers

3 votes
option A is the correct answer
answered
User DMarczak
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2 votes
The answer is RADON for sure
answered
User Mohamed Elkamaly
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7.9k points
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