Answer:
Carbon monoxide is a highly poisonous, odorless, colorless, and tasteless gas. It is very flammable in air over a wide range of concentrations and burns in air with a bright blue flame . It becomes a liquid at 81.62 K.
the elements in the compound carbon and oxygen.
oxygen is also colorless, odorless and tasteless gas but it's not poisonous.
as we use it for breathing purpose whereas too much oxygen can be toxic.
carbon is solid and very brittle. diamond and graphite are two most common forms of carbon.
When elements are chemically combined, they form compounds having properties that are different from those of the uncombined elements