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CR03101 Chemistry
Cumulative Exam
Question 16
16
Quiz
Multiple Choice
Cumulative Exam
Question 16 of 50 • CR03101 Chemistry
A single atom of an element has 21 neutrons, 20 electrons, and 20 protons. Which element is it?
Answer
A
K
B
Zr
C
Ca
D
Sc
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Cumulative Exam - Question 16 | CR03101 Chemistry | Revolt