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how to identify elements and compounds

Sagot :

GONZAGAKIEN10IN

Answer:

An element is a pure substance and is found on the periodic table. If you have more than one element chemically bonded, it is a compound. Hydrogen, oxygen, and iron are all elements. H2O is a compound because it is hydrogen and oxygen chemically bonded.

Explanation:

sana makatulong<33

DONTNAH16IN

Answer:

Two properties that can be used to identify an element:

  • the atomic number or
  • the number of protons in an atom.

To identify compounds:

  • compare physical properties, perform functional group tests, and check melting points of derivatives against those of known compounds reported in the literature.

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