Periodic Table
Chemical Reactions
Naming and Formulas
Bonding
Misc.
100
Protons, Atomic Number, and _____________ are all equal
Electrons
100
What occurs in a chemical reactions?
A new substance is created.
100
Formulas and naming show the ______________ of each element in a compound
ratio/amount
100
What are the two types of bonding we learned about?
Ionic and Covalent
100
What are the three states of matter?
Solid, Liquid, Gas
200
Where can you find the number of valence electrons an element has?
Group/Column
200
What are 3 characteristics of a chemical change?
color change, heat or light, change in odor, gas, bubbles, formation of a solid
200
The small numbers after an elements symbol are called ______________
subscripts
200
Ionic bonds form between what two types of elements?
Metal and nonmetal
200
How many electrons make a happy orbital?
2 or 8
300
What equation determines the number of neutrons an element has?
Atomic mass - protons = neutrons
300
What is the Law of Conservation of Matter?
Matter cannot be created nor destroyed
300
What happens to the ending of every second elements' name in a compound?
Changes to "ide"
300
Covalent bonds form between what types of elements?
Two nonmetals
300
If an element gains 2 electrons, its charge will be ______
2-
400
Who arranged the Periodic Table
Dmitri Mendeleev
400
Balance this chemical equation: P + O2 --> P4O10
4P + 5O2 --> P4O10
400
What is the correct formula for Carbon Dioxide?
CO2
400
Ionic bonds _____________ electrons
transfer
400
If an element has 4 valence electrons, what needs to happen in order to make happy orbitals?
Gain or lose 4 electrons
500
Elements are arranged in ascending order according to _______________
Atomic Number
500
What is a real life example of a chemical reaction that you saw in the Power Point?
fireworks, cooked egg, rotten tomato, baked bread
500
What is the correct naming of MgCl4
Magnesium tetrachloride
500
Covalent bonds _____________ electrons
Share
500
How many electrons does Argon need to make happy orbitals?
0
M
e
n
u