Chemical Reactivity
Structure & Bonding
Organic Chemistry
Energy
Random
100

Decreasing the pressure of a system will shift equilibrium to favor which side?

The side with more gas molecules

100

I am a solid that conducts electricity, has high boiling and melting points, is tough and hard, and used in schools

Graphite

100

Long fatty chains can either be saturated or unsaturated. What is the difference?

Unsaturated have a C=C double bond
100

This is the energy required to overcome so a reaction can begin

Activation Energy

100

What is the most electronegative element?

Flourine

200

I can add more particles per unit of volume to a solution to increase the what...?

Concentration

200

This 3D shape has 4 areas of electron density, one of them being a lone pair

What is Trigonal Pyramidal

200

What 3-dimensional shapes have bond angles of 120o?

Bent 3 and Trigonal Planar

200

When the reactants have more energy than the products is an example of...?

Exothermic Reaction

200

What name does a 12 carbon chain have?

Dodecane

300

How can you find the pOH of a solution?

pOH = 14-pH or pOH = -log(OH-)
300

This has a 3-dimensional crystalline structure

Ionic Solids

300

These are two examples of geometric isomers

Cis and Trans

300

Breaking bonds is equivalent to... 

Absorbing energy

300

What reagent can be reacted with an alkene to form a diol?

Potassium permanganate or potassium dichromate 

400

You would use this number in helping solve pH/concentration questions and is called Kw.

Kw = 1.0x10-14
400

What type(s) of solids are able to conduct electricity

Ionic solids in molten/aqueous form, delocalised electrons in metals, and the exception of graphite 

400

This type of reaction forms two products and follows the "rich get richer" rule.

Addition Reactions

400

This create an alternative pathway to lower overall energy required to react

Catalyst
400

Atoms that have a slight positive and/or negative charge are said to have what?

Dipoles or Dipole Moments

500

Increasing the temperature of a solution at equilibrium will shift to favor...

The endothermic reaction

500

Draw the structure of ammonia and state whether it is a polar or nonpolar substance

Polar substance. Shape is Trigonal Pyramidal

500

Bromine water is used to test for the presence of what?

Double bonded carbons (alkenes)

500
This is what we call the energy change in reactants to products.

The Enthalpy Change

500

We use the VSEPR theory to describe 3D shapes of molecules. What does VSEPR theory stand for?

Valence Shell Electron Pair Repulsion theory

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