Which of the following is not a name of a valid chemical formula? carbon chloride nitrogen monoxide copper (ii) carbonate chloric acid

What elements have 2 electrons inthe 4s sublevel

The excretory system,need answers for all: )

Which is a characteristic of the electron sea model for metallic bonding? molecular orbitals overlap to produce bands. electrons flow easily between metal nuclei. electrons are in fixed positions in the orbitals. atomic nuclei are arranged in an irregular pattern.