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Questions and Answers
Which element has the atomic number 7?
What is the atomic mass of Neon?
Which group does the element Sulphur belong to?
Which element has an atomic mass of 26.9815?
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What is the chemical symbol for Chlorine?
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What is the atomic number of hydrogen?
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What is the symbol for hydrogen?
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What is the mass number of hydrogen?
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Which element has the atomic number 1?
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Which of the following statements is correct about hydrogen?
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Which element has an atomic number of 11?
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What is the atomic weight of beryllium?
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Which element has the smallest atomic number?
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What is the correct atomic weight of sodium?
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Which element is represented by the symbol 'Mg'?
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Which element has an atomic number of 11?
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Which element has an atomic mass of 85.5?
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What is the atomic number of Calcium?
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Which element has the highest atomic number?
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Which element has an atomic mass of 88?
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Study Notes
Atomic Concepts
- Mass number is equivalent to relative atomic mass.
- Atomic number is a unique identifier for each element.
Periodic Table Overview
- The periodic table is a tabular arrangement of elements, organized by their atomic number, electron configuration, and recurring chemical properties.
- The table includes elements such as Hydrogen, Boron, Carbon, Nitrogen, Oxygen, Fluorine, Neon, Aluminium, Silicon, Phosphorus, Sulphur, Chlorine, Argon, Lithium, Beryllium, Sodium, Magnesium, Potassium, Calcium, Rubidium, and Strontium.
Elements and Their Properties
- Boron has an atomic number of 5 and an atomic mass of 10.811.
- Carbon has an atomic number of 6 and an atomic mass of 12.0107.
- Nitrogen has an atomic number of 7 and an atomic mass of 14.0067.
- Oxygen has an atomic number of 8 and an atomic mass of 15.9994.
- Fluorine has an atomic number of 9 and an atomic mass of 18.9984.
- Neon has an atomic number of 10 and an atomic mass of 20.1797.
- Aluminium has an atomic number of 13 and an atomic mass of 26.9815.
- Silicon has an atomic number of 14 and an atomic mass of 28.0855.
- Phosphorus has an atomic number of 15 and an atomic mass of 30.9738.
- Sulphur has an atomic number of 16 and an atomic mass of 32.065.
- Chlorine has an atomic number of 17 and an atomic mass of 35.453.
- Argon has an atomic number of 18 and an atomic mass of 39.948.
- Lithium has an atomic number of 3 and an atomic weight of 23.
- Beryllium has an atomic number of 4 and an atomic weight of 24.
- Sodium has an atomic number of 11 and an atomic weight of 39.
- Magnesium has an atomic number of 12 and an atomic weight of 40.
- Potassium has an atomic number of 19 and an atomic mass of 85.5.
- Calcium has an atomic number of 20 and an atomic mass of 40.
- Rubidium has an atomic number of 37 and an atomic mass of 85.5.
- Strontium has an atomic number of 38 and an atomic mass of 88.
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Description
This quiz covers the basics of atomic structure, including mass number and atomic number, with examples of elements like hydrogen.
