
Study atom_ practice Quiz

Quiz
•
Science
•
11th Grade
•
Easy
+2
Standards-aligned
Used 17+ times
FREE Resource
64 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
How many of the following did Dalton not discuss in his atomic theory?
isotopes
ions
protons
electrons
neutrons
1
2
3
4
5
2.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Which of the following statements are true?
I. Models are always wrong unless they are proved by a theory.
II. Elements, such as lead, are made of tiny particles that mostly consist of open space.
III. The air you breathe is an example of a heterogeneous mixture.
IV. Because NH₃ always contains the same relative numbers of atoms, it will always contain 4.6 g of nitrogen for every 1.0 g of hydrogen.
II only
II, IV
I, II, IV
I, III
All of the above statements are true.
Tags
NGSS.MS-PS1-5
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
In chemistry, a formula is used to represent
a compound
an element
4.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Which of the following statements is/are true?
I. John Dalton provided the first experimental support for the atom.
II. Ernest Rutherford proved the existence of a nucleus by shooting positively charged particles at a thin gold-foil sheet.
III. J. J. Thompson proved that electrons travel in elliptical orbits around the nucleus.
IV. Energy in an atom is quantized, so when electrons fall to their ground state, white light can be observed.
I, II
I, III
I, II, III
II, IV
All of the above statements (I – IV) are correct.
Tags
NGSS.MS-PS1-1
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
The first scientist to develop the theory that all atoms of a given element are identical was
John Dalton
J. J. Thomson
Lord Kelvin
Ernest Rutherford
James Chadwick
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Which atomic particle determines the chemical behavior of an atom?
proton
electron
neutron
nucleus
none of these
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Which of the following are the three main subatomic particles?
Protons, Neutrons, Electrons
Atoms, Molecules, Compounds
Ions, Isotopes, Elements
Quarks, Leptons, Bosons
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