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Q 1/15
Score 0
How many neutrons does hydrogen (H) have?
30
None
2
1
3
Q 2/15
Score 0
Which of the following best defines an element?
30
It is the number of neutrons found in its nucleus.
It is the number of isotopes it can form.
It is the type of atoms it can have.
It is the number of protons found in its nucleus.
15 questions
Q.
How many neutrons does hydrogen (H) have?
1
30 sec
Q.
Which of the following best defines an element?
2
30 sec
Q.
Which of the following statements is FALSE regarding carbon and nitrogen?
3
30 sec
Q.
How is the atomic mass of a specific element found?
4
30 sec
Q.
Which of the following statements is NOT true?
5
30 sec
Q.
What does the atomic number of an atom represent?
6
30 sec
Q.
What is the smallest unit of matter that retains the characteristics of an element?
7
30 sec
Q.
The atomic number of oxygen (O) is 8. How many electrons does O have?
8
30 sec
Q.
U-238 is an isotope of the element uranium. 238 is a number that tells us that this isotope has ________________.
9
30 sec
Q.
Which of the following best describes an isotope?
10
30 sec
Q.
Which of the following isotopes is used as a nuclear medicine treatment for an overactive thyroid, a condition called hyperthyroidism, and may be used to treat thyroid cancer?
11
30 sec
Q.
Carbon-14 is an isotope of carbon. Which of the following statements is FALSE?
12
30 sec
Q.
Protium, deuterium, and tritium are isotopes of hydrogen. What is the difference between these 3 isotopes?
13
30 sec
Q.
The two most common isotopes of uranium are U-238 and U-235. Which of the following statements is FALSE?
14
30 sec
Q.
Which of the following isotopes is used in radiocarbon dating and radiolabeling?
