Unit 1 Lesson 3 and 4 Review 8th

Metals, Nonmetals, Metalloids

100

Has luster, is ductile, and malleable

Metal

200

Most elements on the periodic table

Metals

300

Forms covalent bonds

Nonmetals

400

Can react with both metals and nonmetals

Nonmetals 

500

Very essential to life (DNA) except the few really toxic ones

Nonmetals

Types of Bonds

100

The two-word name for a bond in which electrons are shared equally between the two bonded atoms 

Nonpolar Covalent

200

When there is a complete transfer of electrons

Ionic Bond

300

MgI₂

Ionic

400

Between 2 carbon atoms

covalent

500

CH₄

Covalent (nonpolar)

Who Wants the Valence Electrons More

100

Carbon or Flourine

Flourine

200

Hydrogen or Hydrogen

neither

300

In a polar covalent bond, the element from group 13 or the element from group 16

Group 16

400

In a nonpolar covalent bond

Neither

500

A metal or a nonmetal

Nonmetal

What's The Charge

100

The term for an atom with a charge 

Ion

200

The common ion of sodium has this charge

+1

300

When a neutral atom looses 2 electrons 

2+

400

Of Br in a covalent bond with H

Nothing! Atoms in a covalent bond have no charge

500

Of the common ion of S (sulfur)

2-

Miscellaneous

100

This type of compound has an extremely high melting point because the bonds need to break for this compound to melt

Ionic

200

This type of element is a great semiconductor

Metalloids

300

When this compound melts its separate parts have electrical conductivity (electrolytes)

Ionic compound

400

What is the chemical formula for Ca + Br

CaBr

500

Which type of bond can be called opposites attract bond

ionc