Chemical Bonding

Reactions

100

Type of reaction? 

2C₂H₆ + 7O₂ --> 4CO₂+ 6H₂O

Combustion

200

Predict the products: 

NaCN + HBr---->

NaBr and HCN

300

Write the balanced equation for: Sodium chlorate (NaClO₃) into sodium chloride and oxygen gas

2NaClO₃----> 2NaCl +3O₂

400

Predict products: 

(NH₄)₂SO₄ + Ba(NO₃)₂

BaSO₄+ 2NH₄NO₃

500

Predict products for this reaction: 

Br₂+ 2KI---->

2KBr + I₂

Reactions Part 2

100

Write the combustion reaction of hexane (C₆H₁₄)

2C₆H₁₄+19O₂→12CO₂+14H₂O

200

How many moles of water are produced in the combustion of 5 moles of hexane? 

2C₆H₁₄+19O₂→12CO₂+14H₂O

35 moles

300

In a double displacement reaction, HCl and NaOH react to create sodium chloride and water. How many grams of water would be made if 36 g of HCl reacts fully? 

18 g

400

How many molecules of water are made in the combustion of 16 g of methane? 

12x10²³

500

The decomposition of 108 g hydrogen peroxide (H₂O₂) into water and oxygen gas yields only 4 g oxygen. What was the percent yield?   

7%

Random

100

What floor did Mr. D live on his senior year of college?

19

200

What is the percent mass of nitrogen in nitrogen trihydride? 

82.2%

300

Write a generic formula for a double displacement reaction 

AB + CD ------> AD + CB 

400

What is Dougie's favorite animal? 

A bunny named Bun Bun

500

the number of molecules in a mole is known as: ____________ (spelling counts)

Avogadro's number

Moles, Grams and Atoms

100

How many moles of oxygen are in 12 moles of CO₂

24

200

How many grams are in 24 moles of water? 

432

300

How many grams of oxygen are in 100 moles of CO₂

3200