Balancing Chemical Reactions

Reaction or NO Reaction

100

Does the reaction happen if there is ONE ppt and ONE aq?

Yes

200

Is this a reaction or a no reaction?

K[s] + Cr₂O₃[aq]-----> 3K₂O + 2Cr

Reaction

300

Will the equation: Al + CuCl₂ be a reaction or not? Explain.

Reaction because Aluminum is more reactive than Copper.

400

Find the products and determine if it is a reaction or not: CuSO₄ + CaBr₂.Explain.

No Reaction because both are aq.

500

Write the complete, balanced equation, and if it is a reaction or not given the reactants: 

Iron and Copper(II) Sulfate

2Fe + 3CuSO₄—-> Fe2(SO₄)₃ + 3Cu

Reaction

Quiz Questions

100

What type of reaction is 2H₂ + O₂ → H₂O:

Combustion

200

What is the law of conservation of mass?

1.  Where the mass of  reactants and products are =

300

What are the five signs of a chemical change?

Color, temperature, odor changes, and formation of solid/gas

400

1. Find the mistake: Xe + F → XeF₆(NOT BALANCING):  

Xe + F₂ → XeF6

500

Iron (II) Chloride combines with Silver Nitrate to form Silver Chloride and Iron (II) Nitrate

FeCl₂ + AgNO₃—> AgCl + Fe(NO₃)₂

Equations

100

What is the general equation of synthesis?

A + B = C

200

What is the general equation for decomposition?

C = B + A

300

What is the general equation for single replacement?

AB + C = AC + B

400

What is the general equation for double replacement?

AB + CD = AC + CB

500

What is the general equation for combustion?

There is no equation. The elements included in this type of reaction are hydrogen, carbon, and oxygen.

Balancing

100

Balance this! Na + Cl₂ → NaCl

2Na + Cl₂ = 2NaCl

200

FeO + C → Fe + CO₂

2FeO + C → 2Fe + CO₂

300

FeCl₃ + NaOH → Fe(OH)₃ + NaCl

FeCl₃ + 3NaOH → Fe(OH)₃  +  3NaCl

400

SiO₂ + C → ????(balance it)

SiO₂ + 3C → SiC + 2CO

500

Al + H₂SO₄ → Al₂(SO₄)₃ + H₂(Balance it)

2Al + 3H₂SO₄ → Al₂(SO₄)₃ + 3H₂

Random

100

What is the charge of silver in all chemical equations?

1+

200

What is the charge of Zinc in all chemical equations

2+

300

NH₃ + CuO → Cu + N₂  + H₂O

2NH₃ + 3CuO → 3Cu + N₂  + 3H₂O

400

Label what represents the coefficient, and subscript. 2H₂ + O₂ → H₂O

2H₂ + O₂ → H₂O

The first number is the coefficient

The numbers that look like that they've been put on the next line or in a small font are subscripts. (Couldn't get the image to load.)

500

What is the word equation for the following equation? FeCl₂ + AgNO₃ → AgCl + Fe(NO₃)₂.

1.  Iron(||) chloride combines with silver nitrate to produce silver chloride and Iron(||) Nitrate.