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Questions and Answers
Which element has the symbol 'He'?
Which element has the symbol 'He'?
- Hydrogen
- Beryllium
- Helium (correct)
- Nitrogen
What is the atomic number of Carbon?
What is the atomic number of Carbon?
- 7
- 5
- 6 (correct)
- 8
Identify the element with atomic number 4.
Identify the element with atomic number 4.
- Carbon
- Beryllium (correct)
- Boron
- Neon
What is the correct atomic number for Lithium?
What is the correct atomic number for Lithium?
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Which of the following elements has the highest atomic number?
Which of the following elements has the highest atomic number?
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Study Notes
Elements and their Symbols
- Hydrogen (H) is the first element on the periodic table, with an atomic number of 1.
- Helium (He) has an atomic number of 2.
- Lithium (Li) has an atomic number of 3, and is an alkali metal
- Beryllium (Be) is an alkaline earth metal with an atomic number of 4.
- Boron (B) has an atomic number of 5, and is a metalloid.
- Carbon (C) has an atomic number of 6, and is the basis of all organic life.
- Nitrogen (N) has an atomic number of 7, and is a diatomic gas that makes up about 78% of the earth's atmosphere.
- Oxygen (O) is also a diatomic gas with an atomic number of 8, and is essential for life.
- Fluorine (F) has an atomic number of 9, and is the most electronegative element.
- Neon (Ne) is a noble gas, meaning it is unreactive. It has an atomic number of 10.
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Description
Test your knowledge of the first ten elements in the periodic table! This quiz covers essential information like atomic numbers, classifications, and unique characteristics. Perfect for chemistry enthusiasts and students alike.
