Atoms
Where are protons and neutrons found?
In the nucleus
What family is in group 18
Noble Gases
Found in a zigzag line on the periodic table?
Metalloids
This type of bond is between a metal and a nonmetal
Ionic
What is on the left side of a chemical equation
reactants
Atomic number tells you the number of...
protons and electrons
What is a horizontal row called?
A period.
If an element is in group 4, how many more electrons does it need to be full?
4 more electrons
2 or more elements that are chemically bonded together
compound
How many elements are there in this chemical formula? K2Cr2O7
3
The location of electrons
And their charge
outside the nucleus
negative
What type of elements are found on the left side of the periodic table?
Metals
Radium
When an element shares electrons to bond to another element
covalent bond
How many atoms of oxygen are there: 5H2O4
20 oxygens
Which element has 65 protons
Terbium
Name two Alkaline Earth Metals
Beryllium, Magnesium, Calcium, Strontium, Barium, Radium
Which is the element a Halogen in group 5
Iodine
A group 2 element will most likely bond with an element from?
Group 6
Is this equation balanced or unbalanced?
CH4+2O2 ---> CO2 + 2H2O
Balanced
Who created the periodic table?
Dmitri Mendeleev
The group number tells you the number of...
valence electrons
How many neutrons does Xenon have?
77 neutrons
What type of bond is: Na2SO4
Ionic bond
What is the law that says "matter is neither created or destroyed"
The Law of conservation of mass