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Jouer Froggy Jumps
1. What is the symbol for hydrogen?
A
O
B
H
C
He
2. Which element has the atomic number 6?
A
Carbon
B
Oxygen
C
Sodium
3. What is the most abundant element in the Earth's atmosphere?
A
Oxygen
B
Nitrogen
C
Carbon
4. Which element is a noble gas?
A
Iron
B
Helium
C
Sodium
5. What is the atomic symbol for gold?
A
Au
B
Cu
C
Ag
6. Which element is a halogen?
A
Calcium
B
Iron
C
Chlorine
7. What is the atomic number of oxygen?
A
10
B
8
C
6
8. Which element is a metalloid?
A
Silicon
B
Copper
C
Aluminum
9. What is the symbol for sodium?
A
Mg
B
K
C
Na
10. Which element is a transition metal?
A
Iron
B
Oxygen
C
Carbon