Chemistry Vocab Study Guide

Homogeneous

a type of mixture in which the components are evenly distributed throughout

Brittle

a property of nonmentals that means they shatter if hit with a hammer

solvent

the substance that does the dissolving in a solution

lustrous

refers to how shiny an element is

heterogeneous

a type of mixture in which the components are not evenly distributed throughout

chemical formula

a shorthand way of writing what elements and how many are in a compound

metals

substances that are shiny good conductors malleable and ductile

metalloids

substances that have properties of both metals and nonmentals

solute

the substance that gets dissolved in a solution

atomic symbol

a shorthand way of writing an elements name used on the periodic table

solution

a homogeneous mixture of one or more solutes dissolved in a solvent

element

a pure substance made of only one kind of atom organized on the periodic table

atom

the smallest particle of an element that has the properties of that element

malleable

a property of metals that means they are able to be flattened into sheets or shaped into different shapes

compound

a substance consisting of two or more kinds of atoms bonded together

diatomic

element in which its atoms bond with itself to form molecules

nonmetals

substances that are not shiny, not good conductors , are brittle if hit with a hammer. they are not malleable or ductile

mixture

a substance in which two or more substances are physically combined

ductile

a property of metals that means they can be drawn into thin wires

immisible

the term used to describe a substances that will not mix with another substance because one is polar and the other is nonpoloar

neutron

neutral particle found in the nucleus of atoms; mass of 1 amu

energy levels

the area of an atom where electrons have high probability of being found

electron

negatively charged particles in the energy olevels of atoms; mass on 0 amu

nucleus

the center of an atom, containing porotons and neutrons

valence electrons

electrons in the outermost energy levels of atoms

subatomic particles

particles found in atoms; particles that make up atoms and are smaller than atoms

chemical bond

when atoms combine chemically to form compounds, what they share between them is called this

proton

positively charged particle in the nucleus of an atom