Witryna17 sie 2024 · Nonmetals can be gases (such as chlorine), liquids (such as bromine), or solids (such as iodine) at room temperature and pressure. Most solid nonmetals are brittle, so they break into small pieces when hit with a hammer or pulled into a wire. As expected, semimetals exhibit properties intermediate between metals and nonmetals. Witryna16 mar 2024 · transition metal, any of various chemical elements that have valence electrons—i.e., electrons that can participate in the formation of chemical bonds—in two shells instead of only one. While the term transition has no particular chemical significance, it is a convenient name by which to distinguish the similarity of the …
Which element in Period 4 is classified as an active metal ...
Witryna17 cze 2014 · Compounds made of a metal and nonmetal are commonly known as Ionic Compounds, where the compound name has an ending of –ide. Cations have positive … WitrynaWhich element on Period 4 is classified as an active nonmetal? 1) Ga 2) Ge 3) Br 4) Kr 3 A property of most nonmetals in the solid state is that they are... 1) good conductors … marinette childhood
Non-metals (Complete List) - Definition, Physical & Chemical
Witryna8 maj 2024 · Non-Malleable and Ductile: Non-metals are very brittle, and cannot be rolled into wires or pounded into sheets. Conduction: They are poor conductors of … Witryna14 mar 2024 · radon (Rn), chemical element, a heavy radioactive gas of Group 18 ( noble gases) of the periodic table, generated by the radioactive decay of radium. (Radon was originally called radium emanation.) Radon is a colourless gas, 7.5 times heavier than air and more than 100 times heavier than hydrogen. Witryna9 sie 2010 · 1. An alkali metal 2. An alkaline earth metal 3. An inactive gas 4. An active nonmetal 5. A semi-metal 6. An inner transition element 7. Its most common oxidation state is -2. 8. A metal with more than one This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. See … marinette catholic high school