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 … Witryna18 wrz 2008 · There are 7 elements that belong to the nonmetals group: Hydrogen (sometimes considered an alkali metal) Carbon Nitrogen Oxygen Phosphorus Sulfur Selenium Although these are the elements in the group nonmetals, there are two … Whether you are a teacher looking for ESL teaching materials, a beginner who's … For Students and Parents. No matter what stage of school you or your child is in, … The term allotrope refers to one or more forms of a chemical element that occur … Properties: The melting point of phosphorus (white) is 44.1°C, boiling point (white) is …
Metals and Nonmetals - Chemistry Socratic
WitrynaBr, bromine \textbf{Br, bromine} Br, bromine is classified as an active nonmetal in period 4. Ga (gallium) is a metal, Ge (germanium) is a metalloid, and Kr (krypton) is an inert, … cycle-rama inc
2.5: The Periodic Table - Chemistry LibreTexts
Witryna8 wrz 2009 · Of the elements Pt V Li and Kr which is a nonmetal? Kr is a non-metal Love, Grahamcracker Is aluminum a metal nonmatal or metalliod? It is a metal. Is … Witryna1 mar 2024 · NIOSH studies from the mid to late 1990s show that 90% of coal miners have hearing impairment by age 52 – compared to 9% of the general population – and 70% of male metal/nonmetal miners will experience hearing impairment by age 60 (Stephenson notes that from adolescence onward, females tend to have better … 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 … rajan eye hospital