Elements
| Chemical element | Chemical series | Electron configuration | ||
|---|---|---|---|---|
| 1 | H | Hydrogen | Nonmetal | 1s1 |
| 2 | He | Helium | Noble gas | 1s2 |
Read more about this topic: Period 1 Element
Famous quotes containing the word elements:
“Barbarisation may be defined as a cultural process whereby an attained condition of high value is gradually overrun and superseded by elements of lower quality.”
—Johan Huizinga (1872–1945)
“Nature confounds her summer distinctions at this season. The heavens seem to be nearer the earth. The elements are less reserved and distinct. Water turns to ice, rain to snow. The day is but a Scandinavian night. The winter is an arctic summer.”
—Henry David Thoreau (1817–1862)
“A party of order or stability, and a party of progress or reform, are both necessary elements of a healthy state of political life.”
—John Stuart Mill (1806–1873)