Show:
Element
Compound
Mixtures
Periodic Table
Water as a Compound
100
A substance that cannot be separated or broken down into simpler substances by chemical means
What is an element
100
A pure substance that composed of two or more elements that are chemically combined.
What is a compound
100
A combination of two or more substances that are not chemically combined
What is a mixture
100
What are the horizontal rows on The Periodic Table called?
What is periods
100
Why is water called the universal solvent?
What is most substances dissolve in water
200
What are the three groups of elements
What is metals, metalloids, and nonmetals
200
Which is a compound,hydrogen, table salt, or oxygen?
What is table salt
200
The ability of one substance to dissolve in another.
What is solubility
200
What are the vertical columns on The Periodic Table called?
What is groups or familys
300
Why is an element considered a pure substance?
What is there is only one type of particle in an element.
300
What is the only way to break down a compound?
What is through a chemical change
300
What is a mixture that appears to be a single substance? Give one example
What is a solution; Saltwater
300
metals that are so reactive that in nature they are found only combined with other elements
What is alkali metals
400
What are three characteristics of a metal?
What is shiny, good conductors of heat and electricity, malleable and ductile.
400
True or False Each compound has its own physical properties
What is true
400
If drink mix is mixed in water which is the solute and which is solvent?
Water is the solvent and the drink mix is the solute
400
Unreactive nonmetals that do not react with other elements under normal conditions
What is noble gases
500

What are four characteristics of nonmetals?

What is brittle, dull, unmalleable, poor conductors of heat and electricity.

500
Compounds can be broken down into what two types of substances?
What is simpler compounds or elements
500
A mixture in which the particles are dispersed throughout but are not heavy enough to settle out. Ex. gellatin, and stick deodorant
What is colloid
500
Elements whose atoms are radioactive
What is actinides