This family is on the far right and are reactive non-gases.
What are Noble Gases
100
A characteristic of a substance that does not involve a chemical change, such as , density , color , or hardness.
What is a physical property
100
A _____ is a substance which cannot be broken down into any other substances by chemical or physical means.
What is an element
100
Where are the second most reactive metals on the periodic table? What is the name of their family?
What is 2nd from the left and Alkali Earth Metals
100
If oxygen has an atomic number of 8, how many protons does it have?
What is 8
200
This group combine with many elements and are very reactive non-metals.
What are Halogens
200
A property of matter that describes a substance’s ability to participate in chemical reactions.
What is a chemical property
200
Elements are made up of ____
What are atoms
200
What is the name given to a vertical column on a periodic table where the elements in that column have similar properties?
What is a family
200
Where are the most reactive metals found on the periodic table? What is the name of their family?
What is far left and Alkali Metals
300
This family is on the far left and are very reactive metals.
What are Alkali Metals
300
What is a chemical property of silver?
What is sulfur
300
A _____ is a pure substance made up of 2 or more elements and cannot be physically separated.
What is a compound
300
What group of metals touches the staircase? What characteristics do they have?
What are Metalloids
300
What charge does a proton have?
What is positive
400
This family is on the left and are reactive metals that can form many compounds.
What are Alkaline Earth Metals
400
Properties that are physical or chemical properties that are unique for a particular substance.
What is a Characteristic property
400
A ______ is made up of 2 or more substances (elements, compounds or both) that are together in the same place but that are not chemically combined. Each substance in a mixture keeps its own properties.
What is a mixture
400
A horizontal periodic table “row” or “period” has ___ properties?
What is different
400
What kind of charge does a neutron have?
What is neutral
500
This family is in the middle and are non-reactive metals but are good conductors of electricity.
What are Transition Metals
500
What is an example of a physical property that involves fire?
What is flammability
500
H2O is an example of what/
What is a compound
500
A vertical periodic table “family” or “group” has ___ properties?