Properties
Periodic Table
Atoms and Matter
Elements and Compounds
Changes
100
What property describes how elements are dangerous because they are unstable and fall apart easily to more stable elements?
What is radioactive?
100
An element represented by Ag on the periodic table.
What is silver?
100
The subatomic particles within the nucleus and their charges.
What are protons and neutrons?
100
What does IMAGE B represent? (element, compound, mixture, molecules)
Element
100
The type of change that grinding salt is categorized under.
What is a physical change?
200
What property describes how a substance is poisonous to ingest?
What is toxicity?
200
The element with the atomic mass of 16.
What is Oxygen?
200
Elements in the Periodic Table are listed in order of their ________.
Atomic Number
200
What does IMAGE E represent? (element, compound, mixture, molecules)
mixture of two different molecules
200
The change that results in the formation of a new substance.
What is a chemical change?
300
What property describes making wires?
Ductility (or Ductile)
300
The number of neutrons within a Fluorine atom.
What has 10 neutrons?
300
How to calculate atomic mass?
Protons + Neutrons (mass of the nucleus)
300
What does IMAGE C represent? (element, compound, mixture, molecules)
Mixture of two compounds/molecules
300
The change in which a mixture is considered.
What is a physical change?
400
What property would describe the image:
Aluminum foil is______________ because it can easily be bent into shapes
Malleable
400
How many different elements are present in this compound formula?
C6H7NaO6
4: C H Na O
400
Draw a Bohr Model of the following atom type:
(Dont forget the rules for energy levels!)
400
What does IMAGE D represent? (element, compound, mixture, molecules)
Compound or Molecule
400
Give one chemical and physical change of the image below:
Answers may vary
500
Give 2 physical and 2 chemical properties of the object in the image:
Answers may vary
500
Calculate the number of protons, electrons, and neutrons of the following element:
Protons = 43
Electrons = 43
Neutrons: 98 - 43 = 55
500
Draw a Bohr Model of the following atom type:
(Dont forget the rules for energy levels!)
500
What does IMAGE A represent? (element, compound, mixture, molecules)
Mixture of two molecules
500
What is always made during a chemical change?
A brand new substance made of the original substances