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100
This tells what elements a compound contains and the exact number of the atoms of each element in a compound.
What is a chemical formula?
100
As the distance between an atom’s nucleus and its valence electrons increases, this happens to the atom’s grip on its valence electrons.
What is decreases?
100
An ionic compound has this net charge.
What is zero?
100
The strength of any covalent bond between two atoms does this as the number of covalent bonds increases.
What is increases?
100
If a calcium ion has an oxidation number of +2 and a chloride ion has an oxidation number of -1, this would be the chemical formula of the resulting ionic compound if these two ions reacted.
What is CaCl2?
200

On the periodic table, this number tells you how many electrons a given element has.

What is the atomic number?

200

Noble gases are unreactive for this reason.

What is their valence shell is filled? (octet rule)

200
A neutral particle that forms as a result of electron sharing is known as this.
What is a molecule?
200
This type of covalent bond occurs when electrons between two atoms is shared unequally.
What is a polar bond?
200
If two or more elements react, this is the ultimate goal of the reaction with regard to the charge of the final compound.
What is neutral or zero?
300

Elemental lithium is violently reactive and reacts spontaneously. Why?

Lithium has 1 valence electron

300

A covalent chemical bond between two atoms is the result of sharing....

What is the sharing of valence electrons?

300
A single covalent bond is the result of sharing this number of electrons between two atoms.
What is two?
300
This type of molecule has a slightly positive ends and a slightly negative end, despite an overall neutral charge.
What is a polar molecule?
300
A lithium ion has an oxidation number of +1 while the nitrogen ion has an oxidation number of -3. If these two ions react, this is the chemical formula of the final compound.
What is Li3N?
400

The reactivity of any given element is the result an atom’s desire to do this.

to fill or empty its valence electron shell to achieve the octet rule

400

An ionic chemical bond between two atoms occurs when they ____________ electrons

What is the gain or lose electrons ?

400
A double covalent bond is the result of sharing this number of electrons between two atoms.
What is four?
400
This type of compound is composed of only two elements.
What is a binary compound?
400
This is a positively or negatively charged, covalently bonded group of atoms.
What is a polyatomic ion?
500
The outer electron shell of an atom is known as this.
What is its valence shell?
500
This is a charged particle that is the result of gaining or losing valence electron(s).
What is an ion?
500
A triple covalent bond is the result of sharing this number of electrons between two atoms.
What is six?
500
This number tells you how many electrons has gained, lost, or shared in order to become stable.
What is oxidation number?
500
A compound that has water chemically attached to its ions and written into its chemical formula is known as this.
What is a hydrate?
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