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physicial science question
| Question | Answer |
|---|---|
| What is malleability | the ability of a solid to be hammered without shattering. |
| What are elements classified as | elements are classified as metals, nonmetals, and metalloids |
| periodic table | an arrangement of elements in columns, based on a set of properties that repeat from row to row. |
| the pattern of repeating properties is the? | periodic law. |
| what is a valence electron? | a valence electron is an electron that is in the highest occupied energy level of an atom. |
| Ca | Calcium |
| Ni | Nickel |
| Ne | Neon |
| He | Helium |
| a chemical bond in which two atoms share a pair of valence electrons? | covalent bond |
| the symbol for water is what? | H20 |
| H | Hydrogen |