Chem ch 11

extracting metals from their naturally occurring materials and preparing them for use

a naturally occurring material containing a metal in sufficient concentration to make its extraction profitable

what are the four steps in the production of a useful metal from an ore

what process of ore separation involves mixing crushed rock with oil, water, and detergent and agitating it

how are alkali metals generally prepared

one of the most widely used chemicals in the US

forms a very strong, lightweight metal used in aircraft and spacecraft

what chemical process is used today to extract gold from low-grade ores

alloy consisting of 92.5% silver and 7.5% copper by weight

what is primarily used as a fuel in nuclear power plants

process used to make steel both hard and tuff

substance having electrical conductivity that  is intermediate between insulators and conductors

half of the tetrahedrons share two oxygen atoms and the other half share thee oxygen atoms

two-dimensional silicate sheets result when three of the four oxygen atoms are shared between tetrahedrons

what substances mix to form window glass