Knewton 1.4 Atoms and Molecules

Who was the first to propose the idea of atoms?

Democritus

The word "atom" is derived from which language?

Greek

Which of the following is NOT a substance made of one type of molecule.

a cell within the human body

Water is:

a molecule

What is the result of two or more atoms forming chemical bonds with each other?

a molecule

Which of the following terms describes the smallest particle of a substance that still retains the chemical properties of that substance? (Select all that apply.)

a molecule and an atom

The smallest unit of matter that is indivisible without utilizing a nuclear reaction is known as:

an atom

The smallest particle of an element that has the properties of that element is called a(n):

atom

Which is NOT one of the components of matter that was believed in by the ancients?

plasma

Which of the following is a molecule?

water

Which of the following is a molecule?

water, ozone, and glucose

How many atoms are present in a water molecule?

3

Which of the following measurements would be a reasonable guess for the diameter of a gold atom?

3×10^−10 m

Which of the following statements is true about the relationship between atoms and molecules?

Molecules are made of two or more atoms that are bonded together. Molecules may consist of one type of atom, or multiple types of atoms.

Which of the following statements about atoms and molecules are true? Select all that apply.

atoms in a molecule are held together by chemical bonds and all molecules are composed of atoms

A(n) ________ is a substance that contains more than one type of atom.

compound

The characteristics of atoms are responsible for the following aspects of a type of matter, EXCEPT:

monetary value