Elements
An element that can possess properties of both metals and nonmetals.
What is a metalloid?
what is electric conductivity
the multimeter will be used to determine the electric conductivity of zinc/iron/silicon and carbon
A property of a substance that can be observed without changing the substance's identity.
What are physical properties?
They yield the products.
What do the reactants yield?
The basic unit of a chemical reaction.
What is an atom?
The symbol is Cu.
What is the symbol for copper?
what is electric conductors
negative attracted to positive which get changed
Anything that takes up space and has mass. Gas, Liquid, Solid.
What is matter?
A symbolic representation where the reactants are given on the left side and the products on the right.
What is a chemical equation?
Anything that takes up space and has mass that can be found in three different states.
What is matter?
A hard, lustrous element that has a higher reaction chance than nonmetals.
What is a metal?
what is a conductor
keeps a current going
An element that possess properties of both metals and nonmetals.
What is a metalloid?
It separate the products and the reactants.
What is the arrows purpose in a chemical equation?
Organized arrangement of all know elements.
What is the periodic table?
A type of matter that can not be broken down into another substance by chemical reactions.
What is an element?
what is a conductor
anything that can conduct electricity
The smallest unit of an individual element.
What is an atom?
The amount of molecules stay the same.
What is ONE thing that doesn't change in a chemical equation?
The degree of compactness of a substance.
What is density?
118 elements.
How many elements are on the Periodic Table of the Elements?
what is an insulator
anything that cannot conduct to electricity
Dmitri Mendeleev.
Who created the Periodic Table of Elements?
They are chemically changed.
How are the reactant molecules changed into product molecules?
The ability to dissolve, especially in water.
What is solubility?