Lewis Structures
List 2 reasons why atoms from chemical bonds.
What is...
1- Gain stability
2- Form an octet
3- Share electrons
3- Transfer electrons
4- Pool electrons
What shape is associated with a bond angle of 180 degrees?
What is linear
Define Ionic Compound
made of positive and negative ions that chemically bond in a way that the charges equal out.
Define Electronegativity
What is...
the relative ability of an atom to attract electrons in a chemical bond.
What is avogardo's number?
6.022x1023
What shape is the molecule CH3+?
What is Trigonal Planar
BONUS!! THROW FOUR TIMES.
THROW FOUR TIMES
If Symmetrical is Nonpolar, then Polar is....
Asymmetrical.
What is the molecular polarity of carbon tetrachloride?
What is non-polar.
Explain why Chemistry is an awesome class.
:)
CHOOSE ONE OPENENT. YOU EACH THROW ONCE. WHO EVER SCORES THE HIGHER POINTS, GETS TO TAKE ALL OF THIER POINTS!
IF YOU BOTH MISS THE BOARD, YOU BOTH LOOSE ALL OF YOUR POINTS.
CHOOSE ONE OPENENT. YOU EACH THROW ONCE. WHO EVER SCORES THE HIGHER POINTS, GETS TO TAKE ALL OF THIER POINTS!
IF YOU BOTH MISS THE BOARD, YOU BOTH LOOSE ALL OF YOUR POINTS.
What is the molecular shape of sulfur tetrafluoride?
What is...
See-Saw
Define covalent compound
compound formed when two or more atoms share e-
In a chemical bond between phosphorous and chlorine, which atom would have the partial positive charge in the dipole?
What is..
Phosphorous atom
Which of the following atoms listed below is the most electronegative?
K,Sc,Ca
Sc
Draw the Lewis structure of CCl4. Based on the lewis structure determine the molecular polarity of the molecule.
What is...
*See miss nelson for correct structure.
Non Polar molecular polarity.
What molecular shape does a water molecule have?
What is Bent
Is CaSO4 ionic or covalent?
Ionic
From its position in the periodic table, determine which atom in each pair is more electronegative:
a. Br or Cl
b. N or O
c. S or O
a) Cl
b) O
c) O
Potassium chlorate is decomposed into potassium chloride and oxygen gas.
2KClO3→ 2 KCl + 3O2
How many grams of oxygen gas will be given off from 30.0 grams of potassium chlorate (KClO3)?
11.7 g O2
Draw the Lewis structure of H2CO. Determine the molecular polarity of this structure.
What is...
*See Miss Nelson for structure.
Polar Molecule
What molecular shape is classified having 6 electron groups, with 2 lone pairs
What is square planar
What type of compound is sulfur hexafluoride?
Covalent
What does it mean to say a bond is polar?
what is...
atoms unequally share elections.
Covalent bonds form between these types of elements
What are nonmetals?