Vocab
Electrons located on the outer shell of an atom
What is Valence Electrons?
How many valence electrons are in Carbon?
What is 4?
Where are some characteristics of metals?
What is conductive, malleable, ductile, shiny, dense, solid?
What is noble gases?
This law states that matter cannot be created or destroyed, only moved
What is the law of conservation of mass?
When two liquids combine to become a solid
What is a precipitate ?
How many valence electrons are in helium?
What is 2?
What are some characteristics of nonmetals ?
What is poor conductors, brittle, not malleable or ductile?
This family reacts violently with water and only has one valence electron....
What are Alkali Metals?
Atoms with the same amount of protons, but differing numbers of neutrons, resulting in different atomic masses
What is an isotope?
The area around an atom's nucleus where electrons are located
What is an electron cloud?
How many valence electrons are in calcium?
What is two ?
What traits do metalloids have?
This family is known as the "salt formers" and has 7 valence electrons....
What are the halogens?
When a reaction releases energy, and it gets warm
What is exothermic?
The horizontal rows on the periodic table
How many valence electrons are in Xenon?
What is 8?
Where do you find metalloids on the periodic table?
What is on the Stairstep line?
This family has 2 valence electrons and are metals...
What is Alkaline Earth Metals?
The two sides in a chemical equation
What are Products and Reactants?
These are located in the nucleus of an atom
What are protons and neutrons ?
How many valence electrons are in Iodine?
What is 7?
Everything to the left of the stairstep is a metal except for....
What is hydrogen?
This family is located at the bottom of the periodic table and is needed for smartphones and other technology ...
What are rare earth metals?
When a reaction absorbs energy, and it gets colder
Endothermic Reaction?