Metals and Nonmetals
Physical and Chemical Properties
Periodic Table
Chemical Equations
Atom Structure
100
The types of elements that have low luster and low density.
What are nonmetals?
100
This word means how easy it is for a substance to dissolve in a liquid.
What is solubility?
100
On the periodic table, this number tells you how many protons are in the element.
What is the atomic number of an element?
100
The number of hydrogen atoms in a molecule of water.
What is two?
100
Basic unit that makes up all matter.
What is an atom?
200
Metals have this property which means they can be shaped, hammered, or rolled into flat sheets.
What is malleability?
200
The amount of mass in a given volume of a substance.
What is density?
200
The name for horizontal rows across the periodic table.
What are periods on the periodic table?
200
The name for substances on the left side of equation.
What are reactancts?
200
The tiny particles that orbit around the nucleus
What are electrons?
300
The name of the most reactive element in existence.
What is fluorine?
300
A measure of how shiny a substance is.
What is luster?
300
The types of elements found along the "stairstep" on the periodic table.
What are metalloids or semi-metals?
300
The scientific law which states that matter may not be created or destroyed.
What is the Law of Conservation of Mass?
300
An atom with a different number of neutrons from other atoms of the same element.
What is an isotope?
400
Another name for the elements in group 2.
What are the Alkaline Earth Metals?
400
The ability to rust, tarnish, and react with other substances are examples of this kind of property.
What are chemical properties?
400
These types of elements tend to lose electrons when they react with other elements.
What are metals?
400
The type of system that allows matter and energy to flow in and out.
What is an open system?
400
Particles in the nucleus that have a positive charge.
What are protons?
500
The only nonmetal in group 1.
What is hydrogen?
500
The temperature at which a substance changes from a liquid to a gas.
What is its boiling point?
500
He was the first person to arrange the periodic table into its familiar periods and groups.
Who is Mendeleev?
500
THe number of Oxygen atoms in this equation: 3Al(OH)3 <-(subscript)
What is 9 oxygen atoms?
500
It's what a.m.u. stands for.
What is atomic mass unit?
M
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