0.5 0.6
HI
C
1.9 21
HF
B Beryllium already has a full valence shell.
D
H₂
Although an alkaline metal, beryllium tends to share electrons in a covalent way rather than transferring them to non-metal. What is a reasonable
explanation to that?
A Beryllium is closer to helium.
3.1
NaF
3.3
The electronegativity difference does not allow for a transfer of electrons to the non-metal.
The non-metal would give an electron to beryllium.
▲
T
2
3₂