Sagot :
Answer:
Hydrogen is the first element of periodic table
Answer:
1. Hydrogen H
2. Helium He
3. Lithium Li
4. Beryllium Be
5. Boron B
6. Carbon C
7. Nitrogen N
8. Oxygen O
9. Fluorine F
10. Neon Ne
Explanation:
nasa periodic table
Answer:
Hydrogen is the first element of periodic table
Answer:
1. Hydrogen H
2. Helium He
3. Lithium Li
4. Beryllium Be
5. Boron B
6. Carbon C
7. Nitrogen N
8. Oxygen O
9. Fluorine F
10. Neon Ne
Explanation:
nasa periodic table