Safety and WHMIS
Physical and Chemical Properties
Changing Models of the Atom
Structure of the Atom
Ions, Compounds and the Periodic Table
100
This pieces of safety equipment are used to protect your eyes and hands.
What are safety glasses and gloves?
100
This type of property can be observed without changing the substance.
What is a physical property?
100
Dalton's model described that atoms are what shape?
What are spheres?
100
This is a neutrally charged particle in the center of an atom.
What is a neutron?
100
An ion with more electrons than protons will have this kind of charge.
What is a negative charge?
200
This is a WHMIS symbol that indicates what?
The substance is toxic or poison.
200
Physical properties that are measurable are described as what?
What are quantitative properties?
200
What are of the atom did Thompson discover?
What is the electron?
200
Neutrons and protons form this part of the atom.
What is the nucleus?
200
An ion with more protons that electrons will have this charge.
What is a positive charge?
300
This piece of safety equipment is used to rinse chemicals out of your eyes.
What is an eye wash station?
300
This physical property can be determined by dividing a substances mass by its volume.
What is density?
300
Thompson's model describes an atom as what kind of food?
What is a raisin bun? (or plum pudding in England).
300
The mass of an atom is determined by adding what parts together?
What are the number of protons and neutrons?
300
When atoms trade or share electrons they create these.
What are compounds?
400
This chemical symbol indicates what information about the substance?
What is a corrosive substance?
400
This property describes a substances ability to be dissolved in a solvent.
What is solubility?
400
Rutherford discovered this part of the atom.
What is the proton?
400
The rings electrons revolve around the nucleus are called this.
What are energy levels or shells?
400
This group of elements has a full set of valence electrons and do not react with other elements.
What are noble gases?
500
This WHMIS symbol indicates what information about a substance?
What is an oxidizing substance?
500
This property describes how harmful a substance can be to humans or animals.
What is toxicity?
500
Rutherford conducted this experiment to develop his model of the atom.
What is the gold-foil experiment?
500
The electrons in the outer shell are called this.
What are valance electrons?
500
Elements in the same period have the same number of these.
What are energy levels?