CHEM STRY

IonsReaching a Balance

Covalent Names

Ionic Names

Ionic or Covalent

Types of Formulas

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Electro-negativity

StructureOrganic Names

Functional Groups

Molecular Geometry

Viva la Difference

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Final Jeopardy

Initials

Final Jeopardy

What is TNT?

This is the common name for the organic compound “tri-

nitro-toluene.”

$200

What is +2 (plus-2)?

The is the charge on the monoatomic ion formed by

calcium.

$400

What is hydronium?

This the name of the polyatomic ion with this

formula: H3O+.

$600

What is 2?

This is the number of oxygen atoms in the formula for the

polyatomic ion named bromite.

$800

What is sulfate?

This is the name of polyatomic ion with the

formula: SO42.

$1000

What is 1 (1-negative)?

This the charge on the following ions: chloride, hypochlorite, chlorite,

chlorate, and perchlorate?

$200

What is 0 (zero)?

This is the charge on a compound when the formula

is balanced.

$400

What is the charge on the polyatomic ion?

This is what the oxidation number on a polyatomic ion

is equal to.

$600

What is 1:1 (1-to-1)?

This is the correct ratio of barium ions to carbonate ions

to form a balanced compound.

$800

What is the charge on the polyatomic ion?

This is what the sum of all the oxidation numbers in a polyatomic ion must equal.

$1000

What are monoatomic ions?

This is what polyatomic ions often act like in chemical

reactions.

$200

What is “hepta-”?

This is the prefix used in covalent compounds to indicate 7 atoms in the

molecule.

$400

What is “carbon monoxide?”

This is the only common compound in which the prefix

“mono-” is used.

$600

What is tetraphophorous pentasulfide?

This is the name for this compound: P4S5.

$800

What is B6Si?

This is the formula for hexaboron silicide?

$1000

What is ammonia?

This is the common name for “nitrogen trihydride” or

“hydronitric acid.”

$200

What is aluminum oxide (or aluminium oxide if you are in England)?

This is the name of this compound: Al2O3.

$400

What is zirconium sulfate?

This is the name of this compound: Zr(SO4)2.

$600

What is manganese(IV) sulfite?

This is the name of this compound: Mn(SO3)2.

$800

What is ferrocyanate nitrate?

This is the name for this compound: FeSCN(NO3)2.

$1000

What is “-ite?”

Polyatomic oxyanions come in pairs and this is the suffix

on the ion with the lesser number of oxygens.

$200

What are covalent network crystalline compounds?

The solid compounds in this particle structure category are usually harder than those in

all others.

$400

What is a polar covalent compound?

This is the category of compound in which the

particle structure of water fits.

$600What are ionic compounds?

Except for covalent network structures, this is the category

of structural particles in compounds that results in solids that are typically hardest to melt or boil.

$800

What are nonpolar covalent compounds?

At room temperature and pressure compounds in this particle structure category

tend to be gases.

$1000

What is ionic or crystalline?

The particle structure category in which this

compound fits:(NH4)3PO4

$200

What is a molecular formula?

This kind of formula shows the actual number of atoms in

a molecule.

$400

What is an empirical formula?

This formula shows the lowest whole number ratio of

the atoms in a molecule.

$600

What is a structural formula?

This kind of formula shows how atoms are connected together in a compound,

especially in a molecule or polyatomic ion.

$800

What is a complete structural formula?

This is the kind of structural formula pictured here.

C C

H

H

H

H

C

H

H

H

C

H

H

H

$1000

What is a skeletal structural formula?

This is the kind of structural formula pictured here.

$400

What is 0 to 0.3?

This is the range of electronegativity difference

that typically results in a non-polar bond.

$800What is a molecule or molecular center in

which all the surrounding atoms have about the same electronegativity?

These are the conditions in which polar bonds in a

tetrahedral molecular shape will NOT result in a polar

molecule or structural center.

$1200

What is a partially positive charge?

This is what the symbol δ+ means to a chemist.

$1600

What is a δ?

This is what a molecule or molecular center must ALSO

have IF it has a δ+.

This is why ionic compounds can never be polar.

$2000Ionic particles are separate positive or

negative while polar particles are single particles with partial positive and negative

poles?

$400

What are crystals or a crystalline structure?

This is the kind of structure that ionic compounds

typically form when they are pure substances.

$800

What is a crystal or crystalline structure?

This is the kind of structure that a covalent network forms if the particles are allowed to

solidify slowly.

$1200

What is a molecule?

These are the structural units in a molecular solid.

$1600

What is polarity?

This is what a molecule must have so that it can form crystals when solidified

slowly.

$2000

What is covalent?

This the type of internal structure (between atoms) in

a polyatomic ion.

$400What is ethanol?

This is the name of the chemical the structure which

is illustrated here.OH

$800

What is benzene?

This is the name of the chemical illustrated here.

$1200

What is a heptan-3-one?

The name of the chemical illustrated here.

O

$1600

What is butyl ethyl ether?

This is the name of the chemical illustrated here.

O

$2000

What is 2-fluoro-3-methyl-butanoic acid?

This is the name of the chemical illustrated here.

$400What is an alcohol or hydroxyl group?

This is the name of the functional group (in red) in

this structural drawing.

OH

$800

What is an ester?

What is the functional group in propyl pentanoate?

$1200

What is an aldehyde?

This is the functional group in this illustration.

H

O

R

$1600

What is an amide?

This is the most important functional group in this

illustration.

NH2

O

$2000

What is a halide or halo group?

This is the class of functional groups in the compounds

represented here.Br

Cl

I

$400

What are polyatomic ions?

These are charged groups of covalently bonded atoms that

act like single atoms in forming ionic compounds.

$800

What is a tetrahedral?

This molecular center has 4 single bonds and no lone

pairs.

$1200

What are polar bonds?

A polar molecule with a trigonal pyramidal shape

must have these.

$1600

What is an imbalance in polarity among the bonds?

A polar tetrahedral molecule must have these.

$2000

What is never?

This is when a molecule that has nothing but non-polar

bonds can be polar.

$400

What are ionic compounds?

These compounds typically don’t conduct electricity until

they are either dissolved in water or melted.

$800

What are covalent compounds?

The kinds of compounds, when they are solid, are—relatively speaking—softer

than ionic compounds.

$1200

What are covalent compounds?

For the most part, these compounds have a lower melting point and a lower boiling point than ionic

compounds.

$1600

What are covalent network crystal compounds?

These kinds of compounds are even harder than ionic

compounds.

$2000What is they form crystals with an almost

infinite number of ions?

This is why you simply cannot write a formula that shows the actual number of

atoms in a particle of an ionic compound.

Daily Double

What are polar covalent compounds?

These are compounds with bonds in which the electrons

are NOT equally shared?

Daily Double

What are “polyatomic oxyanions?”

This name identifies molecule-sized particles that have a negative charge and

also contain oxygen.

Daily Double

What is “-ide?”

Unless it’s an acid or an organic compound, this is the suffix for a binary compound.

The Jeopardy champion!