An exception does not obey a rule or pattern. Often, the only way to identify an exception is to know the rule or pattern that should be expected.
No chlorine oxides will obey the octet rule.
Hydrogen does not obey the octet rule. Boron does not always obey the octet rule and in fact forms Lewis acids such as BF3 which only has 6 electrons.
no it does not follow octet rule
no
because it does
Everyone must obey the decrees of the land
Yes
H and I SCl4 ICl3 SeCI4 F2CCF2
What the person is saying about 'make the rule you obey' is if you make up your own rules the you should be the first to obey them. Example: If you say 'I don't like gossip and if our friendship or relationship is going to go anywhere then I want to keep it private' and then the person who made the rules starts to gossip about the relationship when they, themselves made the rule.
H and l
It means you must obey ( some regulation, rule etc. ).
I know for sure BBr# & PF5 do not obey the octet rule, but i can't remember the rule of isotopes so I can't say for sure whether or not CO3 -2 obeys it or not.