Types of Reactions
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Chemical Reactions
Properties of Water
Solubility Curves
Solubility Rules
100

What type of reaction is the following?

2 MgO --> O2 + 2 Mg

Decomposition

100

What is the vocabulary word for the big numbers you put to fill in the blank to multiply all elements and balance a chemical reaction

Coefficient

100

What property of water is when water molecules are strongly attracted to each other?

Cohesion

100

What are 2 out of the 3 different levels of saturation in a solution?

Unsaturated

Saturated

Supersaturated

100
True or False:

If a chemical formula has a capital N, then it is always insoluble.

FALSE

200

What are 3 of the 5 types of chemical reactions?

Synthesis

Decomposition

Single Replacement

Double Replacement

Combustion

200

Write down the numbers to balance out this chemical equation.

___ SiO2 + ___HF --> ___SiF4 + ___H2O

SiO2 + 4 HF --> SiF4 + 2 H2O

200

What are 3 of the 5 properties of water?

Cohesion

Adhesion

Universal Solvent

Polarity

Surface Tension

200

If a point is above a line, is it considered unsaturated, saturated, or supersaturated?

Supersaturated

200

Is NaI soluble or insoluble?

Soluble

300

Which type of reaction happens when 2 reactants combine to make 1 product?

Synthesis

300

Using the activity series, will the following reaction happen?

Mn + PtO --> Pt + MnO

Reaction will happen

300

What happens to the surface tension of water when adding soap to it?

It decreases/breaks, etc.

300

Which letter areas on teh graph would be supersaturated for KCl?

A + B

300

Is CaOH soluble or insoluble?

Soluble
400

What type of reaction is this?

Combustion

400

How would you show that a chemical in a chemical reaction is dissolved in water?

Aqueous (aq)

400

Which property of water best explains its ability to dissovle many different salts and chemicals?

Universal Solvent

400

Which chemical is the most soluble at 60 °C?

Pb(NO3)2

400

If a chemical contains the element rubidium, will it be soluble or insoluble?

Soluble (Alkali metal)

500

What type of reaction is only used when using the activity series?

Single Replacement

500

Write down the numbers to balance out this chemical equation. 

___ C9H20 + ___O2 --> ___CO2 + ___H2O

C9H20 + 14 O2 --> 9 CO2 + 10 H2O

500

Polarity are the different charges on water molecules. If there was a strong positive charge outside, which element in water would be more attracted to the positive charge?

The oxygen (in water it is slightly negative)

500

At about what point are both NaCl and KClO3 both saturated?

Around 40 g & 90 °C

500

Label each chemical in the reaction as soluble (aq) or insoluble (s)

AgNO+ NH4OH --> NH4NO3 + AgOH

AgNO3, NH4OH, NH4NO3 = All soluble (aq)

AgOH = Insoluble (s)

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