The First 20 elements
Flashcard
•
Science, Chemistry
•
7th - 8th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the atomic number of Potassium?
Back
19
2.
FLASHCARD QUESTION
Front
What is the chemical symbol for Magnesium?
Back
Mg
3.
FLASHCARD QUESTION
Front
What is the atomic number of Silicon?
Back
14
4.
FLASHCARD QUESTION
Front
What is the chemical symbol for Oxygen?
Back
O
5.
FLASHCARD QUESTION
Front
What is the atomic number of Phosphorus?
Back
15
6.
FLASHCARD QUESTION
Front
What element has the symbol 'Ne'?
Back
Neon
7.
FLASHCARD QUESTION
Front
What is the atomic number of Calcium?
Back
20
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