Elements
Use your periodic table, which element's chemical symbol is S?
Sulfur
A compound can be broken down into different elements. True or false?
True. A compound is a chemical made of more than 1 different element.
Wires are made of metal. This is because electricity can travel through metal. Metals are _.
Conductive
Non-metals break easily. This means that they are _.
These elements have some characteristics of metals and some characteristics of non-metals.
Metalloids
Use your periodic table, what is the chemical symbol for Iron?
Fe
Look at the compound below.
CH3BON2Be4Na
How many different elements make up this compound?
7. Since all elements start with a capital letter, you can count the capital letters!
Most jewelry is made of metal because it is shiny! This is called the metal's _.
Non-metals have a _ luster.
dull. They're not shiny!
Metalloids kind of conduct electricity and heat, but they don't do it well! What are they?
Semiconductors
Use your periodic table, what is the atomic number for Nitrogen?
7. This is the top number!
Look at the compound below.
CH3N
How many atoms make up this compound?
5! To count atoms, we look at the little numbers. If there is no little number, it is 1.
Magnets stick to metals because metal is _.
Non-metals are on which side of the periodic table?
right side
I found an element that is shiny BUT it's brittle and NOT malleable. What kind of element is it?
A metalloid! It's shiny like a metal BUT brittle like a non-metal.
There's 118 different elements because there are 118 different types of atoms. True or False?
True!!
Which of the following is a compound?
Co
CO
C
CO because it's made of 2 elements, carbon and oxygen.
What is the word for being able to be hammered into thin sheets?
Malleable or Malleability
Non-metals do not _ electricity or heat. They're actually insulators.
conduct
How many siblings does Ms. Brody have?
3
From the list below, which one is an element?
NaCl
B
H2O2
B. It's on the periodic table, and it's Boron. NaCl and H2O2 each have 2 different elements in them, so they are compounds.
Look at the compound below.
HNO3
Which elements make up this compound?
H is Hydrogen, N is Nitrogen, O is Oxygen
What side of the periodic table are metals located on?
Left. They make up most of the periodic table.
Non-metals can be solids, _, or gases.
liquids
What did Ms. Brody study in college?
Biology and Psychology