Students discuss the difference between atoms and elements. They analyze how compounds are formed. Students discuss the difference between covalent bonds, hydrogen bonds, and ionic bonds. They review bonding with diagrams, "Atoms or...

In this 9th grade science review worksheet, students complete 63 true or false questions on topics such as atomic notation, isotopes, covalent bonds, Ohm's law, and electric circuits.

In this chemistry worksheet, students can use the table to observe and name the common types of ions and determine the charges to explain the gain or loss of electrons.

Test six various reagents for their ability to conduct electricity. Cooperating chemists research whether each is ionic or covalent and discover the relationship between bonding and conductivity. This laboratory exercise would be an...

Sixty multiple-choice questions test on a variety of first year chemistry subjects. In order to succeed, exam takers must be competent with properties of elements, stoichiometry problems, gas laws, bond dissociation, and types of...

In this solutions worksheet, students answer questions about the solubility of various substances in solvents such as oil in water and nitrogen gas in helium. They draw water molecules to show bonding between them and they diagram a...

A model is worth a thousand words. Young scholars use what they know about the structure of hydrocarbons to build Lewis dot structures and molecular models. Their tasks include multiple bonds, geometric hybrids, and various isomers.

Strengthen the bonds of friendship within your class with a reading of E.B. White's award-winning novel, Charlotte's Web. Focusing on the unique characters in the story and the relationships they develop, young readers draw...

In this AP Chemistry worksheet, students apply concepts of electron configuration to accurately answer the questions provided. Students also draw Lewis structures of the given elements. Students estimate the enthalpy of formation as well...

In this electromagnetic spectrum activity, students review all regions of the spectrum in order from longest to shortest wavelength. Students list all possible values for specific quantum numbers. This activity has 20 problems to solve.

In this compound worksheet, students will write down 1 example of a compound and will then write in 3 specific details to support their example.

Neatly organized and easy-to-read, this chart summarizes five different molecular shapes: linear, trigonal planar, tetrahedral, trigonal bipyramidal, and octahedral. It associates shape with electron pairs and atom arrangement, and...

This worksheet would provide a great assessment for teachers to test student knowledge. Students are asked to complete 3 charts which characterize types of chemical bonds such as alkanes, alkenes, or alkynes. They must also determine the...

Students examine how the bond of traditions became the binding force of nationalism for which the Serbian forces now fight at the cost of the lives and livelihoods of ethnic Albanians. explore human rights issues surrounding the conflict...

Students explore different forms of communication via the Internet and the effects these electronic mediums have on social relationships. They compose e-mail messages and predict the gender of authors of anonymous e-mail messages of...

There are spaces for learners to practice drawing electron dot structures for the 14 molecules given.  This sheet could help your lesson in many ways. For instance, your class could work in groups on this, complete it as homework,...

Although there are only six questions on this chemistry handout, it makes a thorough review of solutions. Novices explain why a compound is not an electrolyte, identify types of compounds, and calculate moles, grams, and molalilties in...

In this enthalpy worksheet, students calculate the combustion for propane and find the enthalpy of the reaction. They discuss entropy and free energy.

Explain the properties of water. Identify the properties of water that make it a polar molecule Describe hydrogen bonds and how they differ from covalent bonds Discuss the differences between hard water and soft water Compare the heat of...

For this biology worksheet, students examine the transport of gases in the circulatory system and how they bond to hemoglobin.

Students investigate the properties of water. In this chemistry of water lesson plan, students observe a demonstration of the properties of water using sand, sugar, oil, vinegar and salad dressing. Students experiment with water, pepper,...

Upcoming chemists construct atom or molecule models out of candy. This is a classic idea that learners really enjoy; however, this lesson plan is vague. There is no instruction about the structure of atoms or molecules. Make sure you...

Students listen to and discuss a poem about a gifted student. They discuss what being gifted means to them and their families, and participate in a game that helps students to bond with each other.

Students in pairs, select and view proteins from the Protein Data Bank. After downloading the tutorial and instructions, they identify the protein's structures and primary biological functions. Then, students present their findings to...