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66 resources with the concept molecular formulas

Videos (Over 2 Million Educational Videos Available)
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Other Resource Types ( 66 )
1 In 1 Collection
Lesson Planet

Build a Molecule

For Students 6th - Higher Ed Standards
How many different molecules can you build? In a simulation, learners make molecules from given atoms. There are numerous collections from which to build three to five molecules from given kits of atoms. Scholars can also view their...
3:42
Lesson Planet

Chemistry Lesson: Empirical and Molecular Formulas

For Students 9th - 12th Standards
A short video is a wonderful addition to enhance your chemistry instruction. It contains a thorough explanation of empirical and molecular formulas, delivered in less than five minutes. It is perfect for an introduction into chemical...
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2007 U.S. National Chemistry Olympiad Local Section Exam

For Students 9th - 12th
Sixty multiple choice questions cover the entire gamut of chemistry concepts. This is the local section of the U.S. National Chemistry Olympiad, where your chemistry candidates take a shot at entering the national competition. They...
6:41
Lesson Planet

Another Mass Composition Problem

For Students 7th - 10th
Sal builds on the previous video which shows students how to calculate the mass composition of a compound from its empirical formula. This problem uses the elements Hydrogen, Oxygen, and Sulfur. The process requires quite a bit of...
12:58
Lesson Planet

Formula from Mass Composition

For Students 7th - 10th
Students of chemistry are shown how to calculate the empirical formula from a molecule's mass composition. Sal uses a variety of elements from the Periodic Table to demonstrate the process and the calculations involved to arrive at the...
Lesson Planet

Stoichiometry Calculations

For Teachers 9th - 12th Standards
What's the best way to find the mass of a compound in a chemical equation? Learners explore the concept of stoichiometry as part of the Chemistry PowerPoints series. After exploring a real-life example, scholars learn how to apply the...
9:23
Lesson Planet

Calculating Empirical and Molecular Formula: What Is a Mass Spectrometer?

For Students 9th - Higher Ed Standards
What's the formula for success? A unique and well-written resource from JFR Science explains empirical and molecular formulas. Young chemists learn the steps and skills required to determine the formulas from percent composition and...
1 In 1 Collection 8:57
Lesson Planet

Molecular Formula

For Students 9th - 12th Standards
Looking for the formula for success in chemistry class? Socratica's lesson on Molecular Formula, from its Chemistry Lessons series, is the solution! The narrator guides learners through the differences between empirical and molecular...
1 In 1 Collection 5:35
Lesson Planet

Chemistry: Ionic Bonds vs Covalent Bonds (Which is Stronger?)

For Students 9th - 12th Standards
Both ionic and covalent bonds present as strong bonds, but which is stronger? Socratica presents a video from its chemistry playlist that attempts to answer this question. It addresses how strength is measured and the range of strengths...
4:41
Lesson Planet

Percent Composition and Empirical Formulas

For Students 9th - 12th Standards
Investigate empirical formulas and their relationships to the composition of a compound. The lesson first demonstrates a percent composition calculation. It then defines an empirical formula and applies it to given masses to determine a...
4:25
Lesson Planet

Formulae of Organic Molecules

For Students 10th - Higher Ed
Take the bewilderment out of basic formula writing! Young organic chemists explore the various ways of writing chemical formulas in an animated video. The narrator explains the process of writing formulas in displayed, empirical,...
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Chemical Arithmetics

For Students 7th - 12th Standards
Substances with the same empirical and molecular formula must be differentiated by their structural formula. Part two in a series of 36 has pupils using chemical formulas to calculate how much of a compound is present in a given...
4:32
Lesson Planet

Empirical and Molecular Formulae

For Students 9th - 12th
The 15th in a series of 29 defines the difference between the empirical and molecular formulas. It goes on to explain how to convert from each to the other and also highlights why this is important.
Lesson Planet

Percent Composition, Empirical and Molecular Formulas

For Students 10th - Higher Ed
Help your pupils understand when empirical becomes molecular. The lesson presentation demonstrates the connection between empirical formulas and molecular formulas. Then, given percent composition, the lesson demonstrates the steps to...
3:20
Lesson Planet

Empirical Formula

For Students 9th - Higher Ed
Let's determine the molecular formula for skunk spray! High schoolers watch a video to learn how to calculate an empirical formula from given masses. The video then demonstrates how to use mass spectrum results to determine a molecular...
2:04
Lesson Planet

Empirical and Molecular Formula

For Students 9th - Higher Ed
Watch a short and informative video to learn how to distinguish between empirical and molecular formulas. The video also provides some examples of empirical and molecular formulas for hydrocarbons.
10:20
Lesson Planet

Writing & Balancing Combustion Equations

For Teachers 9th - 12th Standards
Heat things up in your high school chemistry class with a instructional video on combustion reactions. Starting off with a brief explanation of combustion and the different chemicals involved, this resource walks step by step through the...
Lesson Planet

Chapter 6 - Bonds

For Students 9th - 12th
Although there are only 16 questions here, this chemistry handout makes a terrific unit assessment. It queries youngsters on the properties of ionic and covalent compounds, relates bond length tho stability and enrgy, compares polar and...
Lesson Planet

Empirical Formula

For Teachers 9th - 12th
Plenty of time was invested in creating this detailed presentation. The first slide alone includes several steps that support your explanation of percent composition, a precursor to understanding how to write empirical and molecular...
Lesson Planet

Oxidation Numbers and Ionic Compounds

For Students 9th - 12th
In this oxidation numbers and ionic compounds activity, students write the formula for compounds given ions, they write the ions given formulas, they list oxidation numbers for elements, they write formulas for compounds and they name...
Lesson Planet

Practice Final

For Students 9th - 12th
A full-fledged practice final prepares pupils for their general chemistry final exam. If they complete these 57 multiple-choice questions correctly, they will be well-prepared. Note: even though the questions are multiple-choice, there...
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Stuff We Did Last Semester. . . You Must Remember for this Semester. . .

For Students 9th - 12th
Don't let the title throw you. It could easily be changed to "Density and Mole Calculations," or "Naming Molecular Compounds." The content is appropriate to any general chemistry course, and learners will benefit from the practice of...
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Chemistry Practice

For Teachers 10th - 11th
In this chemistry overview worksheet, students calculated the volume of different gases and liquids given in a word problem. Students had to calculate the molecular mass and write the empirical formula and the molecular formula.
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AP Chemistry Topic 1: Chemical Foundations, More Review

For Students 10th - 12th
This two-page review touches on several foundational chemistry concepts. It could be used to assess class knowledge before delving into more complex AP-level material.