9/3 LESSON SCIENCE

9/3 LESSON SCIENCE

by Eden Toporek

​Do Now:

​- This is an ed puzzle

​- open up a google doc and take notes on the informations we will be using it today in class

​- you have 10 min to get through the entire video

​Labor day weekend HW

​- VOCAB QUIZ THE DAY YOU GET BACK (15 MIN ALL MC)

• 1 Google form take this as if it is test conditions​

• 4 Ed puzzles

• ​Quizlet vocab review

Multiple Choice

How do covalent bonds form?

• Donating & receiving valence e- between atoms.

• Scientists are still not sure how they form.

• Opposite slight charges attract each other between compounds.

• Sharing valence e- between atoms.

Multiple Choice

What type of bond is shown in this image?

• Ionic

• Nonpolar Covalent

• Polar Covalent

• Van der Waals Force

Multiple Choice

In an electron dot diagram, two pairs of shared electrons represents a ...

• single bond

• triple bond

• double bond

• quadruple bond

Multiple Choice

Covalent bonds are between...

• Metal and Non-metal

• Metal and Metal

• Non-metal and Non-metal

Poll

Who wore it better?

• Mr. Marcus 

• Ms. Toporek 

​Ionic, polar-covalent, non–polar-covalent based on the electronegativity. 

OPEN UP THE PERIODIC TABLE!!!​

Multiple Choice

The polarity of a bond is determined by...

• The sum of the electronegativities of the two atoms

• The ionization energy required by the two atoms

• The difference in the electronegativities of the two atoms

• The sum of ionization energy required by the two atoms

Multiple Select

In a polar covalent bond, which atom will have a partial positive charge?(Select the TWO that apply)

• The atom that attracts fewer electrons

• The atom with the greater electronegativity

• The atom that attracts more electrons

• The atom with the lower electronegativity

Multiple Choice

Dipoles like the ones shown here show...

• the direction in which electrons localize

• the transfer of electrons

• the speed in which an electron is traveling

• magnetic poles

Multiple Choice

If the electrons are unequally distributed, what occurs?

• Polar covalent bonds

• Non polar covalent

• Dipole

• Covalent bond

Multiple Choice

Which type of bond has an equal sharing of electrons?

• Polar Covalent 

• Ionic

• Non Polar Covalent

• Metallic

Multiple Choice

The electrons in a polar covalent molecule are shared...

• Evenly

• Electrons are not shared

• Unevenly

• None of the Above

Multiple Choice

The electrons in a nonpolar covalent molecule are shared...

• Evenly

• Electrons are not shared

• Unevenly

• None of the Above

​Think about whats going on with electronegativity here.

Multiple Choice

In this Lewis structure, the symbol above F means...

• electrons are being transferred to Fluorine

• electrons are more attracted to F than H

• electrons are less attracted to F than H

• Fluorine has formed a cation

Multiple Choice

This is an example of a __________ bond.

• non-polar covalent

• polar covalent

• ionic

• metallic

Now spend time practicing on your own ​

​Open the classwork on gc. We will be having people share out. Remember you are putting in effort and showing us your work.