Metal, Nonmetal, Metalloid
Pure Substances & Mixtures
Chemical and Physical Changes
Element or Compound?
States of Matter
100
These elements are shiny and good conductors.
Metals
100
Trail mix is what type of mixture?
Heterogeneous
100
Is cutting paper a physical or chemical change?
Physical Change
100
What 2 elements make up H2O?
Hydrogen and Oxygen
100
What gas do you breathe, and need to survive?
Oxygen
200
These elements have properties of both metals and nonmetals.
Metalloids
200
Salt completely dissolved in water forms this type of mixture.
Homogeneous or Solution
200
What type of CHANGE is food rotting and going bad?
Chemical Change
200
Is salt, NaCl an element or compound?
Compound
200
Which object is LESS dense?
B
300
On which side of the periodic table are most nonmetals found?
The Right
300
These are the two major subcategories that all pure substances fall into.
Element & Compound
300
The mnemonic device to remember the signs of a chemical change is...
City
Girls
Love
Their
Phones
300
What is the symbol for the rare earth element neodymium?
Nd
300
A substance with DEFINITE volume, but NOT a definite shape is a...
Liquid
400
An unknown element is dull, brittle, and a poor conductor. Which group does it most likely belong to?
Nonmetal
400
This type of pure substance is made of only one single type of atom.
An Element
400
Bubbles suddenly appear when 2 substances are mixed. What evidence of a chemical change is this?
Gas Forming
400
How many atoms are in the compound Baking Soda, NaHCO3?
6
400
The particles of this substance move rapidly, taking up the space of the container it's in. The substance is a...
Gas
500
An element is shiny but brittle and can sometimes conduct electricity. Is it most likely a metal, nonmetal, or metalloid?
Metalloid
500
Carbon dioxide, CO2 is classified as this type of pure substance.
Compound
500
An unexpected solid forms when 2 liquids are mixed. What is the solid called?
A precipitate
500
How many elements are in Sodium Sulfate, Na2SO4?
3
500
What is 2 things are likely increasing when a liquid changes to a gas?
Temperature and Kinetic Energy