Flashcard on Ammonia Molecule

Front

Is this model an element?

Back

No, it is not an element.

Front

Which term or terms can be used to describe this model: Is it a compound?

Back

Yes, it is a compound.

Front

Which term or terms can be used to describe this model: Is it a molecule?

Back

Yes, it is a molecule.

Front

What is the chemical formula for the molecule shown? Options: H2O, H2, NH, NH3

Back

NH3

Front

Does the rusting of a nail classify as a change to only the physical properties of iron?

Back

No, it is not accurate.

Front

Think about different mixtures that are in a kitchen. Which of the following is a homogeneous mixture? Sugar and water, Salsa, Salad, Oil and water

Back

Sugar and water

Front

What is the difference between a molecule and a compound?

Back

A molecule is a group of atoms bonded together, while a compound is a molecule that contains at least two different elements.

Front

What was used to represent the atoms in the models of molecules made in class?

Back

K'NEX connector

Front

What was used to represent the chemical bonds in the models of molecules made in class?

Back

K'NEX rod