Solutions
Matter
Formulas
Elements
Met/Salts
100
A fizzing starts in a solution, with bubbles forming after a solute has been added. This is what type of a reaction?
What is a chemical reaction?
100
The basic unit of matter
What is an atom?
100
In NaHCO3, there are a certain number of elements
What are four?
100
Define an element.
What is a substance made up of only one kind of atom?
100
True/false. A metal is breakable.
What is false?
200
The type of reaction where new substances are formed.
What is a chemical reaction?
200
When salt dissolves in water it breaks into smaller and smaller pieces. The smallest piece salt can break into and be still be salt.
What is a molecule of salt?
200
In CO2, there are a certain number of atoms.
What are three?
200
The best way to describe how the periodic table is organized.
What is by atomic number and the chemical properties of the atoms named?
200
A true statement about all salts.
What is they all are soluble in water?
300
If there are 12 atoms on the reactant side of a reaction, how many atoms will be on the product side of a reaction?
What is 12 atoms?
300
A machine which can take a picture of atoms and molecules.
What is a scanning tunneling microscope?
300
Salt cannot be found as a gas at room temperature. True or false?
What is true?
300
The type of material represented mostly in the Periodic Table of Elements.
What are metals?
300
True or false: Metals are flexible and bend.
What is true?
400
If there are three atoms of oxygen, one atom of carbon, two atoms of hydrogen, one atom of chlorine, and one atom of sodium in the product side of a reaction, what atoms are on the reactant side of the equation?
What are the same atoms as on the product side?
400
A property of oxygen.
What is it is colorless?
400
True or false: Nitrogen cannot be found as a gas at room temperature.
What is false?
400
NaCl is not an element. It is known as a
What is a compound or a molecule?
400
The way to determine how much an object has.
What is by using a scale or balance?
500
The material that dissolves in a solution.
What is a solute?
500
Classify carbon dioxide and salt as either atoms, molecules, elements, or compounds.
What are compounds?
500
If a chemical reaction has 20 atoms on the reactant side, name the number of atoms on the product side.
What is 20 atoms?
500
The difference between the element Au (gold) and N (nitrogen) .
What is one is a metal, and one is a gas?
500
A working definition of an alloy
A material that has metallic properties and is composed of two or more chemical elements of which at least one is a metal.
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