WorksheetsLesson 3 - Molecules
Total questions: 20
Worksheet time: 17mins
All __________ are made up of two of more atoms.
molecules
elements
atoms
ecosystems
The smallest unbreakable unit of a compound is called a(n) _____________
Molecule
Electron
Compound
A chemical __________ is like a recipe for a chemical substance.
Formula
Coefficient
Subscript
A chemical formula is used to represent a(n) _________________.
Element
Compound
Mixture
Ba
Compound
Element
Mixture
KCl2
Compound
Element
Mixture
Salt (NaCl)
Compound
Element
Mixture
What type of matter is this?
compound
element
mixture
What type of matter is this?
compound
element
mixture
What is a polymer?
a type of extended structure that is made of many smaller, repeating subunits in a chain; the repeating subunit is a unique molecule
the types of elements that make up a substance, as well as the specific ratios of atoms of each kind of element that make it up
the specific way in which the bonds and atoms are arranged within the molecules of a substance
a structure whose subunits occur in a constant ratio and are arranged in a repeating pattern; the subunit can be individual atoms or a molecule
What is this...?
Atoms
Element
Molecule
Extended Structure
