ICP Unit 5 Review

Word Knowledge

100

A positively charged ion

cation

200

A negatively charged ion

anion

300

multiple atoms to make up a charged ion

polyatomic ion

400

2 or more atoms bonding together by gaining or losing electrons

ionic bond

500

2 or more atoms bonded by sharing electrons

covalent bond

Naming

100

Name the ionic bond between Ca and Cl.

calcium chloride

200

Name the covalent bond for PH₅

phosphorous pentahydride

300

Name the ionic compound between [Na]⁺¹ and [OH]^-1

sodium hydroxide

400

Based on this structure, name the covalent bond:

 H         H

    \  /

     C

    / \

 H       H

carbon tetrahydride

500

Name the covalent bond:

Cl₂O₇

(Write this one down)

dichlorine heptoxide

Formulas

100

What is the formula for dinitrogen pentoxide?

N₂O₅

200

^{Consider the following structure:}

[Na]⁺¹[O]^-2[Na]⁺¹

What is the formula of this compound?

Na₂O

300

What is the formula for carbon tetrafluoride?

CF₄

400

What is the formula for the ionic bond between Aluminum and Oxygen?

Al₂O₃

500

What does the subscript (x_#) indicate in a chemical formula?

Example: CO₂

number of atoms of that element in a bond

Tell me bout that bond

100

In the bond between magnesium and chlorine, which element is the cation & what is it's charge?

Magnesium, +2 charge

200

In the bond between nickel (III) and sulfate, what is the cation and what is it's charge?

Nickel (III), +3 charge

300

What type of bond will these two elements form and why?

[K]⁺¹[Cl]^-1

Ionic bond, because it is between a metal and nonmetal OR because they have charges which make them ions.

400

What type of bond will hydrogen and fluorine form and why?

Covalent bond, because they are both nonmetals.

500

Create a covalent bond - tell me it's name and formula.

Answers may vary.

Final Question

500

Write the formula for an ionic bond between Copper (II) and Phosphate

Cu₃(PO₄)₂