Atomic Structure and its Significance

This set of MCQs helps you brush up on important chemistry topics and prepare you to dive into skill practice.

Start Quiz

 Subatomic particles with a negative charge.

Neutrons

Protons

Quarks

Electrons

In Thomson's plum pudding model, the plums represent :

Neutrons

Protons

Electrons

Nucleus

Who discovered the electron?

ss.jpg

Bohr

J.J. Thomson

Dalton

Rutherford

Which subatomic particle determines the identity of an element?

Neutrons

Protons

Electrons

None of these

In Dalton's Atomic Theory, all elements consist of __________ that cannot be divided.

Atoms

Hydrogen

Parts

Molecules

A fluorine atom has 9 electrons - 7 in its outer shell and 2 in its inner shell. How many electrons would be in the outer shell if it were to become a fluoride ion?

3

4

7

8

The two main parts of an atom are:

Neutrons and electron energy level

Neutrons and protons

Electrons and protons

Neutrons and Nucleus

The atomic number of an element tells us,

The number of electrons orbiting the nucleus

The number of protons orbiting the nucleus

The number of neutrons in the nucleus

The number of electrons in the nucleus

Quiz/Test Summary
Title: Atomic Structure and its Significance
Questions: 8
Contributed by:
Steve