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What is the atomic number of Be?​

Sagot :

Answer:

Group 2 1287°C, 2349°F, 1560 K

Period 2 2468°C, 4474°F, 2741 K

Block s 1.85

Atomic number 4. 9.012

State at 20°C Solid 9Be

complete na po yan

Atomic number ay 4

Answer:

4

Explanation:

The element with atomic number 4 is beryllium, which means each atom of beryllium has 4 protons.