Chemical Changes
What is a chemical change?
A change in matter that produces one or more new substances.
What are the states of matter?
solid, liquid, gas
Element with atomic symbol O
What is oxygen.
The smallest part of an element that keeps the same properties.(The building blocks of the universe)
What is an Atom?
What is a row on the periodic table called?
What is a period?
What are the three types of bonds we have learned about?
What is Ionic, Covalent, and Hydrogen?
What happens to an object's particles when heat is applied?
The particles accelerate.
Element atomic symbol K.
What is potassium?
A liquid's resistance to flowing.
What is Viscosity?
How many columns are on the periodic table?
What is 18?
What is a covalent bond?
A covalent bond is when two atoms share a valence electrons to both become stable.
If water is heated 100C what state of matter does it become?
A gas
What is an atomic symbol?
The atomic symbol is the letter in the center that is the abbreviation of the element that we use in formulas.
Outermost Electrons with highest energy and used in bonding
What is a Valence electron?
How many family's are on the periodic table?
What is 8?
What is a hydrogen bond?
A hydrogen bond is a unique covalent bond.
Name water states of matter in order from least compact to most.
Gas, Solid, Liquid
What is the atomic number and what does it tell us?
The atomic number is the number in the top right corner and it tells us how many electrons and protons there are in an element.
The smallest part of a compound.
What is a Molecule?
What family is highly poisonous?
Family seven (Halogens)
What is an ionic bond?
An ionic bond is when an atom gives valence electrons to other atoms to become stable.
Why do hot air balloons fly?
The heat from the fire speeds up the particles so they cover a greater distances lifting the balloon off of the ground.
Element atomic symbol Rb
What is Rubidium?
Two or more elements or compounds combine to make a more complex substance.
What is synthesis?
What Family is highly explosive?
What is family 1 (The Alkali metals)