Log in
Sign up for FREE
arrow_back
Library
The Atom (Lesson 1 review)
By John Newman
star
star
star
star
star
Share
share
Last updated over 6 years ago
9 questions
Add this activity
1
1
1
2
2
1
1
2
1
Question 1
1.
What is the atomic number of this atom?
Question 2
2.
Question 3
3.
Question 4
4.
What does the mass number tell us about an atom?
Question 5
5.
What is the mass number of a boron isotope with 5 protons, 6 neutrons, and 5 electrons?
Question 6
6.
Question 7
7.
Question 8
8.
Describe
the contribution that Ernest Rutherford made to the atomic theory.
Question 9
9.
Who first thought of the idea of atoms?
Mr. Newman
J.J. Thompson
Aristotle
Democritus
John Dalton
Isotopes are atoms with a positive or negative charge.
True
False
In the current model of the atom, where are the electrons found?
Where ever you left them
In the electron cloud
In energy shells
In the nucleus
Which particle in an atom has the least mass?
electron
proton
neutron
neucleus
If I took away one electron from the Bohr model in question one, it would become a positive ion.
True
False