different forms of the same element having different molecular structures
a molecule that consists of two atoms of the same element
ability of metals to be drawn into wires
ability of metals and alloys to be rolled or hamered into thin sheets
element that typically is a hard, shiny solid, is malleable, and is a good conductor of heat and electricity
occurs because electrons move freely among a metal's positively charged ions and explains properties such as ductility and the ability to conduct electricity
an element that has some characteristics of metals and some characteristics of nonmetals
element that usually is a gas or brittle solid at room temperature, is not malleable or ductile, is a poor conductor of heat and electricity, and typically is not shiny
element, such as radium, whose nucleus breaks down and emits particles and energy
compound formed when negative ions from an acid combine with positive ions from a base
materials having conductivity properties between that of metals and nonmetals and having controllable conductivity parameters
the process of a solid changing directly to a vapor without forming a liquid
elements in Group 3-12
elements having more than 92 protons, all of which are synthetic and unstable
Please allow access to your computer’s microphone to use Voice Recording.
We can’t access your microphone!
Click the icon above to update your browser permissions above and try again
Reload the page to try again!
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Your microphone is muted
For help fixing this issue, see this FAQ.