vocabulary/definition
The degree of compactness of a substance
What is density?
The outcome of a chemical equation
What is a product?
Sulfur
What is an insulator?
What is the atomic number?
An element with the properties of both metals and nonmetals
What is a metalliod?
The amount of a substance that will dissolve in a given amount of another substance
What is solubility?
Mg + 2HCL yields MgCL2 + H2
What is a chemical equation?
Can conduct electricity
What is a metal?
The way a symbol of an element is written
What is a capital and lowercase letter?
Sulfur
What is a nonmetal?
Hydrochloric acid will be added to the elements magnesium, iron, carbon, and sulfur to test their reactivity
What is chemical reactivity?
Heat production
What is a chemical reaction?
Element that can power a circuit?
What is copper?
The number of protons or electrons + neutrons
What is the atomic mass?
Silicon
What is a nonmetal?
There are a number of ways to determine whether a chemical reaction has occured : gas formation, temperature change, and color change
What is evidence of a chemical reaction?
The beginning of a chemical equation (elements that will be changed)
What are reactants?
The release of electrons from its negative terminal and attracting them to its positive terminal
What is travel through a circuit?
The eighteen vertical columns on a periodic table
What are groups?
Zinc
What is a metal?
An atom whose number of electrons that does not equal the number of protons
What is an ion?
A chemical equation with the same amount of elements on each side
What is a balanced chemical equation?
Iodine
What is a conductor?
The seven horizontal rows on the periodic table
What are periods?
Category that can conduct energy
What are metals and some metalliods?