How many dots should be shown in the Lewis dot diagram of oxygen?

Oxygen is in group 16/VIA, so it has six valence electrons.So 6 dots

Hope it Helped ; )

ps can you mark me as brainlist plz  

Explanation:

consider the reaction below.

 no rx

at 500 k, the reaction is at equilibrium with the following concentrations.

[pci5]= 0.0095 m

[pci3] = 0.020

[ci2] = 0.020 m

what is the equilibrium constant for the given reaction?

0.042

0.42

2.4

24