Na 1s²2s²2p⁶3s¹
↓ - e⁻
Na⁺ 1s²2s²2p⁶ 2+2+6=10 e⁻
10 electrons are in sodium ion Na⁺
Answer:
The average speed must be 30mph so this means the car traveled for 2hrs 60/30
Answer:
9 protons, 10 neutrons, and 9 electrons.
Explanation:
The particles of the nucleus of an atom of Fluorine-19 is
9 protons, 10 neutrons, and 9 electrons.
Answer:
A (H)
Explanation:
The key uptop shows all the red are non metal and "H: is pink
Because magnesium loses its electrons easily than aluminum
