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chapter 19 ps cpj
| Question | Answer |
|---|---|
| element that is typically is a hard,shiny solid,is malleable, and is a godd conductor of heat and electrictiy. | metal |
| ability of metals and alloys to be roll3d or hammered into thin sheets. | malleable |
| ability of metals to be drawn into wires. | ductile |
| occurs because electrons move freely among a metal's positively charged ions and explains properties such as ductility and the ability to conduct electricity. | metallic bonding |
| element such as radium whose nucleus breaks down and emits particles and energy.` | radioactive element |
| elements in groups 3 through 12 of the periodic table. | transistion element |
| element that usually is a gas or brittle solid at room temp is not malleable or ductile is a poor conductor. | nonmetal |
| a moecule that consists of two atoms of the same element | diatomic molecule |
| compound formed when negative ions form and acid combine with postivie ions from a base. | salt |
| the process of a solid changing directly to a vapor with out forming a liquid. | sbulimation |
| element that shares some properties with metals and some with nonmetals. | matalloid |
| diffewrent forms of the smae element having different molecular structures. | allotrope |
| materials having conductor properties between that of metals and having controllable conductivitiy parameters. | semiconductor |
| element habing more than 92 protons all of which are synthetic and unstable. | transuranium elemnt |
Created by:
billybobthebob
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