Polarity
Basic covalent bonding
Chemical Reactions
Naming Molecular Compounds
Classifying Chemical Reactions
100
Is H2O polar or nonpolar?
Polar
100
In covalent bonds, electrons are ________?
What is Shared
100
A substance required for a chemical reaction to occur; found before the arrow
What is a reactant?
100
This is the correct name for water.
What is Dihydrogen Monoxide?
100
What Type of Reaction is this: Synthesis, Decomposition, Single Replacement, Double Replacement, or Combustion?
__ H2 + __Cl2 --> __HCl
What is Synthesis?
200
Non-polar Substance have (equal or unequal) sharing of electrons
equal
200
Which diatomic element has a triple bond between its atoms?
What is Nitrogen?
200
The coefficients in a chemical equation represent this.
Number of moles / mole ratios
200
The prefix for four is this.
What is Tetra?
200
You mix two substances in a test tube. The test tube gets colder. Exo or Endothermic?
What is endothermic?
300
When there is an unequal sharing of electrons the substance is said to be polar or nonpolar?
What is polar
300
We represent one shared pair of electrons with this number of lines drawn between 2 atoms.
What is 1.
300
State the Law of Conservation of Mass
What is "matter is not created nor destroyed in a chemical reaction"?
300
The correct name for this compound, N2O2, is this.
What is Dinitrogen Dioxide
300
Is the following reaction endothermic or exothermic?
What is Exothermic
400
Identify a binary molecular compound that is nonpolar.
What is CO2/CH4/other answers may be acceptable
400
Molecules refer to compounds that have this type of bonding.
What is Covalent?
400
Balance the Equation:
____ NH3 + ____ O2 → ____ NO + ____ H2O
_4_ NH3 + _5_ O2 → _4_ NO + _6_ H2O
400
The prefix for 9 is this.
What is nona?
400
Classify:
2Al2O3 --> 4 Al + 3 O2
What is decomposition?
500
When a molecule is polar it is said to have this: _____, meaning both a partial positive and partial negative side.
What is a dipole?
500
When an atom of F attracts shared electrons more than an atom of H, we say F is more _____________ than H.
What is electronegative?
500
The amount of activation energy needed to start this reaction:
What is 200 kJ?
500
P5Cl7 takes this name.
What is pentaphosphorous Heptachloride?
500
The type of reaction shown here:
What is combustion?