If I remember correctly, it is the 3rd answer choice.
They have the same velocity because their displacements (shortest line from point A to point B, which is a straight line) are the same and they meet at the same time.
Answer:
Aufbau diagram of sodium ion:
2s²,2p⁶,3s¹
Answer:
makinig ka kasi sa titser mo tas intindihin mo bobo
For an atom to achieve a stable electron configuration, it needs 8 valence electrons. Since this atom has 6 valence electrons, it needs 2 more to achieve a stable electron configuration.
8-6=2
