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Which element has the atomic number 1?
Practice Questions
Q1
Which element has the atomic number 1?
Helium
Hydrogen
Lithium
Beryllium
Questions & Step-by-Step Solutions
Which element has the atomic number 1?
Steps
Concepts
Step 1: Understand what atomic number means. The atomic number of an element is the number of protons in its nucleus.
Step 2: Know that each element has a unique atomic number.
Step 3: Look for the element that has the atomic number 1.
Step 4: Identify that the element with atomic number 1 is Hydrogen.
No concepts available.
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