What elements are found in the following substances?
Molecules are made up of the combinations of elements. The elements can be found on the Periodic Table. They are organized by atomic number, which is the number of protons in the nucleus of an atom of the element. There are currently 118 known elements.
Answer and Explanation:
This molecule contains carbon, hydrogen, and oxygen. Each letter is an abbreviation for an element. 'C' stands for carbon, 'H' stands for hydrogen, and 'O' stands for oxygen.
This molecule contains sodium (Na) and chlorine (Cl).
This molecule contains sodium (Na), hydrogen (H), carbon (C), and oxygen (O).
All the elements in the compounds can be found by locating the elemental symbol on the Periodic Table.
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Learn more about this topic:
from Chemistry 101: General ChemistryChapter 3 / Lesson 1