11785924
Description
Quiz by Holly Nephew, updated more than 1 year ago
|
Created by Holly Nephew
over 6 years ago
|
|
Question 1
Question
What does the atomic number signify?
Answer
-
The number of electrons in an atom
-
The number of protons in an atom
-
The number of neutrons + protons in an atom
-
The number of protons + electrons in an atom
Question 2
Question
If the number of electrons in an atom increases, so does its mass number.
Answer
- True
- False
Question 3
Question
What is the unit used to measure atomic mass units?
Answer
-
imvu
-
amu
-
emu
-
no
Question 4
Question
What is the percent abundance of an isotope whose relative abundance is 0.65?
Answer
-
35%
-
45%
-
65%
-
69%
Question 5
Question
Check all statements that are true:
Answer
-
The relative abundances of the isotopes of an element add up to 100.
-
Each isotope of an element has a different number of electrons.
-
The atomic number signifies which element an atom is part of.
-
Isotopes are atoms of an element that contain the same number of protons but a different number of neutrons in the nucleus.
Want to create your own Quizzes for free with GoConqr? Learn more.