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BONDING REVIEW. You need a Periodic Table, Electronegativity table & Polarity chart!. What is the correct bond angle for “Bent” – with 2 lone pairs on the central atom?. 105. What is the predicted bond angle for the following compound?. 109.5. Write the electron dot notation for sulfur . S.

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Bonding review

BONDING REVIEW

You need a Periodic Table, Electronegativity table & Polarity chart!




Write the electron dot notation for sulfur
Write the electron dot notation for lone pairs on the central atom?sulfur.

S


How many valence electrons does co 3 2
How many valence electrons does CO lone pairs on the central atom?3-2?

  • 24


When predicting bond types list the range for ionic
When predicting bond types, list the range for ionic. lone pairs on the central atom?

  • 1.7 and higher


Where are valance electrons found
Where are valance electrons found? lone pairs on the central atom?

  • Outermost energy level


What is an isomer
What is an isomer? lone pairs on the central atom?

  • Compounds with the same molecular formula, but different structural formulas


Is the measure of the ability of an atom to attract electrons
______ lone pairs on the central atom?is the measure of the ability of an atom to attract electrons.

  • Electronegativity


A single bond is a covalent bond produced by the sharing of pair of electrons between two atoms
A single bond is a covalent bond produced by the sharing of _____pair of electrons between two atoms

  • one


Assign partial charges for the following pair of atoms n and o
Assign partial charges for the following pair of atoms: N and O

+

-

N-O

Note: O gets the – b/c it has a higher electronegativity value!




A chemical bond resulting from electrostatic attraction between positive and negative ions is a n
A and O chemical bond resulting from electrostatic attraction between positive and negative ions is a(n) _______

  • IONIC BOND



What is the probable bond type for k and f
What is the probable bond type for K and F? and O

  • 0.8-4.0 = 3.2 difference so it’s IONIC



Is this molecule polar or nonpolar ncl 3 you need to use your polarity chart
Is this and O molecule Polar or Nonpolar?NCl3You need to use your polarity chart!

  • Nonpolar



How many electrons does hydrogen need in order to be considered stable
How many electrons does and O hydrogen need in order to be considered stable?

  • 2


Is a covalent bond in which the bonding electrons are shared equally by the bonded atoms
________ is a covalent bond in which the bonding electrons are shared equally by the bonded atoms

  • NONPOLAR covalent


What are the following considered h 2 o 2 n 2 cl 2 br 2 i 2 and f 2
What are the following considered?: are H2, O2, N2, Cl2, Br2, I2, and F2

  • Diatomic molecules (naturally occuring)



Mgf 2 what is the ratio between the ions
MgF are 2What is the ratio between the ions?

  • 1Mg : 2 F


A triple bond is a covalent bond produced by the sharing of pairs of electrons between two atoms
A are triple bond is a covalent bond produced by the sharing of _____pairs of electrons between two atoms

  • THREE



A is assigned to the atom with the electronegativity
A covalent.- is assigned to the atom with the _______electronegativity

  • Highest




Is the simplest collection of atoms from which an ionic compound s formula can be established
________ is the simplest collection of atoms from which an ionic compound’s formula can be established

  • Formula unit


What is the molecular geometry of the following1
What is the molecular geometry of the following: ionic compound’s formula can be established

  • Trigonal pyramidal




Is this molecule polar or nonpolar cl 2 o you need to use your polarity chart
Is this elements?molecule Polar or Nonpolar?Cl2OYou need to use your polarity chart!

  • Polar


Bonding review

Chemical elements?compounds tend to form so that each atom (by gaining, losing, or sharing electrons) contains eight electrons in its outermost occupied main energy level is known as the _______________

  • Octet Rule




What type of bond is illustrated in the picture
What type of bond is illustrated in the picture? elements?

  • Polar Covalent Bond

-

+



Is a neutral group of atoms held together by covalent bonds
_______ is a elements?neutral group of atoms held together by covalent bonds

  • Molecule


What is the correct bond angle for trigonal pyramidal
What is the correct bond angle for “ elements?trigonal pyramidal”?

  • 107


What is the probable bond type for h and c
What is the probable bond type for elements?H and C?

  • 2.1-2.5 = 0.4 difference so it’s POLAR COVALENT


Is a molecule containing only two atoms
______ is a molecule containing elements?only two atoms 

  • Diatomic molecule


What is the correct bond angle for trigonal planar
What is the correct bond angle for “ elements?trigonal planar”?

  • 120





A double bond is a covalent bond produced by the sharing of pairs of electrons between two atoms
A elements?double bond is a covalent bond produced by the sharing of _____pairs of electrons between two atoms

  • TWO




What two items needs to be added to the electron dot structural formulas for polyatomic ions
What two items needs to be added to the electron dot/structural formulas for polyatomic ions?

  • Bracket

  • Charge


What is the predicted bond angle for the following compound5
What is the predicted bond angle for the following compound? dot/structural formulas for polyatomic ions?

  • 107


When predicting bond types list the range for nonpolar covalent
When predicting bond types, list the range for dot/structural formulas for polyatomic ions?nonpolar covalent.

  • 0-0.3


What is the correct bond angle for linear
What is the correct bond angle for “linear”? dot/structural formulas for polyatomic ions?

  • 180


Is a covalent bond in which the bonding electrons are shared unequally by the bonded atoms
_________ is a covalent bond in which the bonding electrons are shared unequally by the bonded atoms

  • POLAR covalent



What is the probable bond type for h and h
What is the probable bond type for are H and H?

  • 2.1-2.1= 0 difference so it’s NONPOLAR COVALENT


A chemical bond resulting from the sharing of electrons between two atoms is
A are chemical bond resulting from the sharing of electrons between two atoms is _______

  • Covalent Bond




Use electron dot formulas to illustrate the formation of ionic bonds involving c a and f
Use electron-dot formulas to illustrate the formation of ionic bonds involving Ca and F.

Ca + F + F 

Ca+2 + F-1 + F-1

CaF2