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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


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


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