Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Atomic Structure
Test Description: Atomic structure day 1
Instructions: Answer all questions to get your test result.
1) Which of the following has a positive charge?
A
proton
B
anion
C
electron
D
neutron
2) Consider the species 72Zn, 75As and 74Ge. These species have
A
the same number of protons.
B
the same mass number.
C
the same number of electrons.
D
the same number of neutrons.
3) The neutral atoms of all of the isotopes of the same element have
A
equal numbers of neutrons.
B
the same masses.
C
the same number of electrons
D
different numbers of protons.
4) An atom of sodium has an atomic number of 11 and a mass number of 23. Which of the following statements is correct?
A
An atom of sodium has 11 protons, 11 electrons, and 12 neutrons.
B
An atom of sodium has 11 protons, 11 electrons, and 11 neutrons.
C
An atom of sodium has 11 protons, 12 electrons, and 11 neutrons.
D
An atom of sodium has 11 protons, 12 electrons, and 12 neutrons.
5) An atom of phosphorus has an atomic number of 15 and a mass number of 31. How many neutrons does it contain?
A
16
B
31
C
15
D
20
6) What is the chemical symbol for magnesium?
A
M
B
Ma
C
Mg
D
Mn
7) The mass of a single atom of a particular isotope is called which of the following?
A
Its atomic mass
B
Its atomic weight
C
Its atomic number
D
Its relative atomic mass
8) The identity of a chemical element is determined by which of the following?
A
The sum of the number of protons and neutrons it possesses
B
The number of neutrons it possesses
C
The number of electrons it possesses
D
The number of protons it possesses
9) Complete the following sentence: 'Different isotopes of the same element have...'
A
...the same number of neutrons, but differing numbers of protons and electrons
B
...the same number of protons, but differing numbers of neutrons and electrons
C
...the same number of protons and neutrons, but differing numbers of electrons
D
...the same number of protons and electrons, but differing numbers of neutrons
10) what is the atomic number of Nitrogen
A
15
B
28
C
4
D
7
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?