Questions


April 2021 1 7 Report
lete the table below.
NAME
NAME
SYMBOL
11.
Helium
Beryllium
Lead
12.
SYMBOL
1.
2. Mg
3. Ca
4.
5.
6.
7. Br
8.Li
9.
10. As
Manganese
Iron
Chlorine
Hydrogen
Neon
13. F
14. Na
15.
16.
17. Au
18. Hg
19.
20. Al
Krypton
Boron​

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