Rust is an iron oxide and formed by the reaction of iron and oxygen in the presence of moisture. So the answer would be C
Answer:
B. To ask and answer scientific questions
The fourth option on Edgen, "two alcohol functional groups". You're welcome :)
The correct answer here is B - when chlorine accepts an electron to
complete its octet and becomes a chlorion ion it becomes an Anion. An
anion is a negatively charged ion. Chloride ions are an important
electrolyte within the body.
