Class Period

• 2
• 3
• 5
• 6
• 7

Maya and Daniel are on a quest to discover the secrets of the periodic table! They stumble upon an element with a glowing symbol. Can you help them figure out how many protons are in this mysterious element?

• 20.1797

• 10

• 20

• none of these

Kai and Nora are on a quest to discover the secrets of the periodic table! They stumble upon an element with a glowing symbol 'Ne'. Can you help them figure out how many electrons are in this mysterious element?

• 20.1797

• 10

• 20

• none of these

Evelyn and Arjun are on a quest to discover the secrets of the periodic table! They stumble upon an element with the atomic number 13. Can you help them figure out how many electrons are in this element?

• 26.981538

• 27

• 13

• none of these

Kai and Ava are exploring the periodic table. They stumble upon an element with the symbol 'Al'. How many protons does this element have?

• 26.981538

• 27

• 13

• none of these

Which of these is the correct Bohr model for phosphorus?

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• 

Which of these is the correct Bohr model for beryllium?

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Ethan and Abigail are in a science quiz, and they need your help! What is the atomic mass of the element they are studying?

• 35

• 17

• 18

• 36

• Cl

Ava and Priya are exploring the periodic table. They stumble upon an element with the atomic number 17. Can you help them identify the name of this element?

• 17

• 18

• 35

• Cl

• chlorine

Abigail and Jackson are on a quest to find the atomic number of a mysterious element known for its role in keeping pools clean. Can you help them discover what the atomic number of chlorine is?

• 17

• 18

• 35

• Cl

• chlorine