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Ions
Molecular Compounds
Types of Chemical Reactions
Equations
Acids & Bases
100
What is an anion?
An ion that is formed when electrons are gained, giving it a negative charge.
100

What type of bond is in a molecular compound?

Covalent

100

What are the products of a complete combustion? What is a clear indicator that incomplete combustion has not occurred?

H2O, CO2 and energy. No soot (carbon) or CO

100

What are the 3 types of equations?

Word, skeleton and balanced

100
Name H2SO4

Sulfuric Acid

200

What is the formula for sodium sulfate?

Na2(SO4)

200
What are the types of elements in a molecular compound? ______ + _______ ?
Non-metal + Non-metal
200

Predict the product of 

Al + O2 --->

Al2O3

200

Name a diatomic element (exists as a two atom molecule).

HOFBrINCl

200
Do bases have a high or low pH?
High.
300
When are roman numerals used in a compound name?
To denote the charge of an ion that is multivalent.
300

What prefix is used to name an element with 5 atoms?

penta -

300
What type of reaction is one where two compounds exchange element partners to form two new compounds?
Double Displacement
300

Is this equation balanced? 

H3PO4 + 3KOH --> K3PO4 + 3H2O

Yes.

300

What colour would a base turn with bromothymol blue?

blue

400

How is an ionic bond formed?

Electrons are lost from a metal and gained by the nonmetal

400

What is the formula for sulfur trifluoride?

SF3

400

What type of reaction is 

Cu + AgNO3→ Ag + Cu(NO3)2?

Single Displacement

400
What is a balanced equation?
An equation with the same number of atoms of each element on either side of the arrow.
400
Would a solution with a pH of 1 be a strong acid, weak acid, strong base or weak base?
Strong acid
500

What is the charge of the oxygen ion?

It will gain two electrons and have charge of 2-.

500

What is the name for N2O4?

Dinitrogen tetroxide

500

What type of reaction is 

 AB --> A + B

Decomposition

500

What numbers are needed to balance the following equation? 

___N2 + ___ H2 → ___ NH3

___N2 + 3 H2 → 2 NH3

500
What is a neutralization reaction?
When an acid and base react to form water and a salt.