Question

elements
(8)
are combination of (9)
or (10)
like water which is a combination of Hydrogen and Oxygen; salt which is made
up of sodium and chlorine; and rusts formed when an iron reacts with oxygen.
Compounds can be broken down into it's (11).
through a (12)
process and formed when two elements are combined together. It has unique
properties that are different from the properties of the elements that make them
up.
5​

Answer 1

Answer:

oxygen

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Answer 2

Explanation:

oxygen please mark me as brainlist ok mate