Chapter 16 Properties of Atoms and the Periodic Table Chap. Test

Every object in the universe is composed of atoms.

True or False

• True

• False

Tags

NGSS.MS-PS1-1

Protons are made of neutrons.

• True

• False

The sixth quark is also known as the top quark.

• True

• False

The area around the nucleus where electrons are most likely to be found is called the electron chamber.

• True

• False

The number of protons in an atom is the mass number.

• True

• False

The atomic number of an atom is the sum of the number of protons and the number of neutrons in the nucleus.

• True

• False

boron and silicon, for example

(Matching)

• a. metalloids

• b. metals

• c. nonmetals

oxygen, bromine, and carbon, for example

(Matching)

• a. metalloids

• b. metals

• c. nonmetals

iron, zinc, and copper, for example

(matching)

• a. metalloids

• b. metals

• c. nonmetals

positive charge

(Matching)

• a. proton

• b. neutron

• c. electron