Atomic Structure. Physics Quiz

question

What is an isotope?
answer

d. A form of an atom with a different number of neutrons
question

In an atom, electrons ____.
answer

c. travel outside the nucleus
question

Neutrons add only ____ to an atom.
answer

a. mass
question

A region in which there is a high probability of finding an electron is called a field.
answer

F
question

What is the atomic number of an element?
answer

b. The number of protons in a nucleus
question

According to modern atomic theory, it is nearly impossible to determine an electron’s exact
answer

b. position
question

Bohr improved upon Dalton’s atomic theory.
answer

T
question

The nucleus of an atom has a positive electric charge.
answer

T
question

The word atom comes from a Greek word that means “able to duplicate”.
answer

F
question

The charge of an electron is
answer

b. -1

Get instant access to
all materials

Become a Member