Elements
Compounds
Counting & Identifying Atoms/Elements
Random
Metals, Nonmetals, Metalloids
100

In the chemical formula I4 (Iodine), this is considered an "____." 

What is an element ?

100
The chemical formula for water
What is H2O
100

In the chemical formula CO₂, what element does the symbol "C" represent?

What is "Carbon" ?
100
Anything that has mass and takes up space
What is matter
100
An element that is shiny and that conducts heat and electric current well
What is a metal
200
A pure substance that cannot be separated into simpler substances by physical or chemical means
What is an element
200

A substance made of two or more different elements that are chemically bonded together. 

What is a compound ?

200

What small number written below and to the right of an element symbol tells you the number of atoms in a formula?

What is a subscript ?

200
The smallest particle of matter
What is an atom
200
Elements that have properties of both metals and nonmetals
What metalloids
300
A substance that contains only one type of particle
What is an element
300
What two elements make up table salt, NaCl ?

Sodium and Chlorine

300

How many total atoms are in a single molecule of water (H₂O)?

3 atoms total. 2 atoms of Hydrogen and 1 atom of Oxygen.

300

If you eat a spoonful of NaCl, what did you just eat ?

What is table salt ?

300
The ability of matter to be hammered into a thin shape Ex: aluminum foil
What is malleable
400

This creation is known for its arrangement of all elements known to man.

What is the periodic table ?

400
The only way to break down a compound is through this
What is a chemical change
400

Look at the formula for glucose: C₆H₁₂O₆. How many TOTAL atoms are in this molecule? 

24 atoms total.

400
The three most familiar states of matter
What are solids, liquids and gases
400
These elements tend to be brittle and dull in color
What nonmetals
500
Elements can be classified into one of these three groups:
What are metals, nonmetals or metalloids
500

Is O2 and I3 a compound ? Explain.

No, O2 and I3 are not compounds. They are both composed of multiple atoms of just one element. 

500

A mystery compound has the formula Ca2CO3K. 

1. What elements are present ?

2. How many atoms of "C" are present ?

3. How many total atoms are present in this formula ?

1. Calcium, Carbon, Oxygen, and Potassium.

2. 1 atom of Carbon

3. 7 total atoms. 

2 atoms of Calcium, 1 atom of Carbon, 3 atoms of Oxygen, and 1 atom of Potassium.

500

Identify the elements ini Ca(OH)2. 

What is Calcium, Oxygen, and Hydrogen.
500
This nonmetal is very reactive because it has only one electron
What is Hydrogen
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