Atomic Structure Test - B

20 Questions | By John_Mitchell_WV | Last updated: Dec 3, 2017 | Total Attempts: 62

Welcome to the Electronic Learning Environment for Physical Science. This instrument will test your knowledge of the historical development of the atom and it's scientists. There is a set of flashcards "atomic structure" on the science website called Mitchell's Cosmic Adventure. I wish you well in earning a high grade or just learning new facts!

Questions and Answers

1.

_____ _____ of any chemical element equals the number of protons in an atom of that element.
2.

_____ _____ is the sum of the neutrons and protons in the nucleus of that atom.
- A.
  
  Mass number
- B.
  
  Atomic number
- C.
  
  Electron number
- D.
  
  Quark number
- E.
  
  Quantum number
3.

A(n) _____ of an element have the same atomic number, but different mass numbers because of the various number of neutrons.
4.

Tritium is radioactive and decays into helium-3 through _____ decay with a half-life of 12.32 years.
- A.
  
  Proton
- B.
  
  Alpha
- C.
  
  Beta
- D.
  
  Quark
5.

How many neutrons are found in the nucleus of Hydrogen - 3? (Please enter a number from 0 to 10.)
6.

Which statement is incorrect with Bohr's Model of the atom?
- A.
  
  Electrons orbit the nucleus
- B.
  
  Protons can jump from low - to high energy
- C.
  
  Electrons can jump from one energy level to another
- D.
  
  Electrons are restricted to orbits with select energy
7.

_____ _____ are the possible energies that electrons in an atom. It is the amount of energy needed to move an electron from one zone to another.
- A.
  
  Energy levels
- B.
  
  Atomic number
- C.
  
  Mass number
- D.
  
  Quantum number
- E.
  
  Quark number
8.

A(n) _____ is a region of space around the nucleus where an electron is likely to be found. (Please enter your answer in all lower case letters.)
- A.
  
  Orbital
- B.
  
  Energy level
- C.
  
  Quark
- D.
  
  Cloud
- E.
  
  Chip
9.

1st Energy Level has 1 orbital and 1 sub-orbital. it holds a maximum of _____ electrons.
- A.
  
  2
- B.
  
  8
- C.
  
  10
- D.
  
  14
10.

2nd Energy Level has 4 orbitals. It holds a maximum of _____ electrons.
- A.
  
  2
- B.
  
  8
- C.
  
  18
- D.
  
  32
11.

3rd Energy Level contains 9 orbitals. It holds a maximum of _____ electrons.
- A.
  
  2
- B.
  
  8
- C.
  
  18
- D.
  
  32
12.

4th Energy level has 16 orbitals. It holds a maximum of _____ electrons.
- A.
  
  2
- B.
  
  8
- C.
  
  18
- D.
  
  14
- E.
  
  32
13.

When all the electrons in an atom have the lowest possible energies, it is called _____ _____. (Please enter your answer using all lower case letters.)
14.

_____ _____ describe electrons as each moving independently in an orbital. It is denoted as 1s2 2s2 2p5.
- A.
  
  Isotopometric symbol
- B.
  
  Electron dot notation
- C.
  
  Electron configuration
- D.
  
  Orbital notation
15.

Protons are composed of which two (2) elementary particles as found in the list below.
- A.
  
  Up quarks
- B.
  
  Down quarks
- C.
  
  Charm quarks
- D.
  
  Strange quarks
16.

Neutrons are composed of which two (2) elementary particles as found in the list below.
- A.
  
  Up quarks
- B.
  
  Down quarks
- C.
  
  Charm quarks
- D.
  
  Strange quarks
17.

Select those quarks having a positive 2/3 charge from the list below. (Please select three most correct answers to receive credit.)
- A.
  
  Up
- B.
  
  Charm
- C.
  
  Down
- D.
  
  Strange
- E.
  
  Top
- F.
  
  Bottom
18.

The _____ is an elementary particle of light and all other forms of electromagnetic radiation. (Please enter your answer in all lower case letters.)
19.

Select those quarks having a positive 2/3 charge from the list below. (Please select three most correct answers to receive credit.)
- A.
  
  Up
- B.
  
  Charm
- C.
  
  Down
- D.
  
  Strange
- E.
  
  Top
- F.
  
  Bottom
20.

Select the most correct composition of Hydrogen - 1 isotope (Protium).
- A.
  
  1proton ; 1electron ; 3 neutron
- B.
  
  2 protons; 2 electrons; 4 neutrons
- C.
  
  1 proton ; 1 electron; 0 neutron
- D.
  
  1 proton; 3 electrons; 2 neutrons

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