Covalent Grudgeball.

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Presentation transcript:

Covalent Grudgeball

A neutral group of atoms that are held together by covalent bonds Round 1 Question 1: A neutral group of atoms that are held together by covalent bonds

Molecule

Round 1 Question 2: The energy required to break 1 mole of a specific chemical bond

Bond dissociation energy

Round 1 Question 3: Name the following compound: N2O4

Dinitrogen tetroxide

Round 1 Question 4: A triple bond has the ___________ bond length and _________ bond strength. smallest; least largest; least smallest; greatest largest; greatest

C

Round 1 Question 5: Name the following compound: HC2H3O2

Acetic Acid

Round 1 Question 6: What is the shape of CO2

Linear

Round 1 Question 7: What kind of bond is formed by 4 shared electrons?

Double covalent

ROUND 1 BONUS FOR 5 POINTS Which structure is the most stable? Must show work and answer WHY is it most stable?

Round 2 Question 1: PCl3 Name the shape, draw dipoles and list as polar or nonpolar.

Trigonal pyramidal, polar

Round 2 Question 2: Electrons are shared in what type of bond?

Covalent

Round 2 Question 3: Name the following compound: PF5

Phosphorous pentafluoride

Round 2 Question 4: Draw the lewis structure for CO32-

BONUS FOR 2 POINTS: Carbonate is going to have _________________ structures.

Round 2 Question 5: What molecular geometry will CH4 have?

Tetrahedral

Round 2 Question 6: How many lone pairs does BF3 have around the central atom?

None

Round 2 Question 7: Which molecule contains a double bond? N2, F2 or O2

O2

ROUND 2 BONUS FOR 5 POINTS: Draw the lewis structure for Nitrogen pentachloride. Name the molecular geometry. Draw the dipoles. List if polar or nonpolar.

ROUND 2 BONUS FOR 5 POINTS:

Round 3 Question 1: A double bond is called a ________ bond (name and symbol).

Pi (∏)

Round 3 Question 2: Name the following: HClO4

Perchloric Acid

Round 3 Question 3: Draw the lewis structure for NH3

Round 3 Question 4: A ______ bond is formed from atoms of different electronegatives.

Polar covalent compound

Round 3 Question 5: What type of bond occurs between 2 nonmetals

Covalent

Round 3 Question 6: Identify the formal charges for:

Xe: +2 O: -1 F: 0

Round 3 Question 7: What is the formula for Pentane

C5H12

Name the octet rule and 2 exceptions ROUND 3 BONUS FOR 8 POINTS Name the octet rule and 2 exceptions