Name that bond!
Valence Electrons
Ionic Bonds
Covalent Bonds
Metallic Bonds
100

NaCl(s)

Ionic

100
What determines if the atom will bond with another?
valence electron
100

Ionic bonds form between a _____ ion and a ______ ion.

A positive and negative ion

(cation and anion)

100
When does a covalent bond form?
A covalent bond forms when atoms share electrons.
100

Metals form _________ ions

positive 

(cations)

200

Au(s)

metalic

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
How do the electrons move in metallic bonds?
The electrons move around freely.
300

H2O(l)

molecular covalent

300
based on the number of valence electrons would elements in group 18 make bonds?
no
300

T or F

Ionic bonds conduct electricity

True

300
Water is made when oxygen is bonded to another element with covalent bonds. What is the other element and how many atoms of that element is needed?
The other element is hydrogen, and two hydrogen atoms are needed.
300

Metallic bonds give metals certain properties. One of the properties is malleability. What is malleability?

malleability is the ability to be bent and shaped without breaking. 

400

SiO2 (s)

network covalent

400
How many valence electrons does aluminum have?
3
400
A negatively charged atom gains electrons when it is bonded to another with an ionic bond, so the atom becomes more ________.
Negative
400

What are some of the properties of a substance with network covalent bonds?

Very high melting point, very hard solids, doesn't conduct electricity, and doesn't dissolve.  

400
Metallic bonds are formed by the attraction between ________ and the _________ that are around them.
Metallic bonds are formed by the attraction between POSITIVE METAL IONS and the ELECTRONS that are around then.
500

PbNO3 (aq)

Ionic

500

why wont elements in group 18 make bonds?

because their outer shell is full

500
What are qualities of substances that are bonded by ionic bonds?
They are hard, brittle, and have high melting points.
500

What are the qualities of a substance that is bonded by molecular covalent bonds?

The qualities are low melting and boiling point, also they tend to be liquids or gasses. They do dissolve, but do not conduct electricity. 

500

List three properties of metals.

conductivity, malleability, insoluble

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