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Which element has the highest atomic number in the first 20 elements? (2020)
Practice Questions
Q1
Which element has the highest atomic number in the first 20 elements? (2020)
Calcium
Potassium
Argon
Chlorine
Questions & Step-by-Step Solutions
Which element has the highest atomic number in the first 20 elements? (2020)
Steps
Concepts
Step 1: List the first 20 elements of the periodic table.
Step 2: Identify the atomic numbers of these elements.
Step 3: Compare the atomic numbers to find the highest one.
Step 4: Determine which element corresponds to the highest atomic number.
No concepts available.
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