Electronegativity, Polarity, Molecular Shapes

Lewis Structures

100

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 

200

What shape is the molecule CH3+?

What is Trigonal Planar 

300

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. 

400

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.

500

Draw the Lewis structure of H2CO. Determine the molecular polarity of this structure. 

What is... 

*See Miss Nelson for structure. 

Polar Molecule 

Molecular Shapes

100

What shape is associated with a bond angle of 180 degrees?

What is linear 

200

BONUS!! THROW FOUR TIMES. 

THROW FOUR TIMES 

300

What is the molecular shape of sulfur tetrafluoride?

What is... 

See-Saw 

400

What molecular shape does a water molecule have?

What is Bent 

500

What molecular shape is classified having 6 electron groups, with 2 lone pairs 

What is square planar 

Compounds

100

Define Ionic Compound

made of positive and negative ions that chemically bond in a way that the charges equal out.

200

If Symmetrical is Nonpolar, then Polar is....

Asymmetrical.

300

Define covalent compound

compound formed when two or more atoms share e-

400

Is CaSO₄ ionic or covalent?

Ionic

500

What type of compound is sulfur hexafluoride?

Covalent

Polarity

100

Define Electronegativity 

What is... 

the relative ability of an atom to attract electrons in a chemical bond. 

200

What is the molecular polarity of carbon tetrachloride?

What is non-polar.

300

In a chemical bond between phosphorous and chlorine, which atom would have the partial positive charge in the dipole?

What is.. 

Phosphorous atom 

400

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

500

What does it mean to say a bond is polar?

what is... 

atoms unequally share elections. 

Random

100

What is avogardo's number?

6.022x10²³

200

Explain why Chemistry is an awesome class.

:) 

300

Which of the following atoms listed below is the most electronegative?

K,Sc,Ca

 Sc 

400

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

500

Covalent bonds form between these types of elements

What are nonmetals?