Ions
Valence Electrons
Ionic Bonds
Covalent Bonds
WILD CARD
100
What does an atom have to do to become a positive ion?
Lose an electron
100

What are electrons in the outermost energy level called?

valence electrons

100
Ionic bonds form between a _____ ion and a ______ ion.
A positive and negative ion
100

Valence electrons are ___________ in a covalent bond.

Shared

100

How Many valence electrons do group 15 elements have?

5

200
What does an atom have to do to become a negatively charged ion?
gain electrons
200
How many valence electrons are in group 16?
6
200
Ionic bonds form between what classes of elements?
Metals and nonmetals
200
What class of elements does a covalent bond form between?
A covalent bond forms between nonmetals.
200

Is carbon a metal or non-metal?

Non-Metal

300
what is an ion
a charged atom
300
based on the number of valence electrons would elements in group 18 make bonds?
no
300

MgF2 is an ionic bond.....True or False?

TRUE

300

Covalent bonds can have more than one pair of shared electrons......True or False?

True (Double Bonds, Triple Bonds)

300

Describe the octet rule....

The inclination of atoms to want to obtain 8 valence electrons
400
Would two positive ions make bonds?Why?
No, because alike charges are not attracted to each other.
400
How many valence electrons does aluminum have?
3
400

Ionic bonds involve the sharing of electrons......True or False?

False

400
What is formed when a group of atoms is bonded together by covalent bonds?
A molecule is formed.
400

What is the force holding two or more atoms together called?

A chemical bond

500
What is a Cation?
a positively charged ions
500

how many valence electrons does hydrogen have?

2

500

Name this ionic bond


Li2O

Lithium Oxide

500

Name any covalent bond.

h2o, co2....etc

500

In what group on the periodic table do we find the noble gases?

18

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