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6.5 cg - Elements
| Question | Answer |
|---|---|
| Elements can be represented by a chemical symbol. (True or false) | True |
| Which is the chemical symbol for Beryllium: 4, Be, 9.0122, Beryllium, | Be |
| When using lettering for the chemical symbol of elements... The first letter is always capitalized. The second letter is always lowercase. (True or false) | True |
| Which is shows the name of a element: 8, O, 15.999, Oxygen | Oxygen |
| All _______________ is composed of atoms. | Matter |
| An ________________ is a form of matter made up of one type of atom. | Element |
| The atoms of one element differ from those of another element. (True or false) | True |
| _________________ of elements form the largest portion of Earth’s crust, living matter, the oceans, and the atmosphere. | A limited number or limited amount |
| What is the most common element in the Earth's atmosphere? | Nitrogen |
| What is the most common element in the Earth's crust? | Oxygen |
| What is the most common element in the human body? | Oxygen |
| The most common element in the universe is Hydrogen. (True or false) | True |