Multiple Choice
The nucleus of a nitrogen atom contains 7 neutrons and 7 protons. Which of the following is a correct statement concerning nitrogen?
A) The nitrogen atom has a mass number of approximately 7 and an atomic number of 14.
B) The nitrogen atom has a mass number of approximately 14 and an atomic number of 7.
C) The nitrogen atom has a mass number of approximately 14 and an atomic number of 14.
D) The nitrogen atom has a mass number of approximately 7 and an atomic number of 21.
E) The nitrogen atom has a mass number of approximately 14 and an atomic number of 21
Correct Answer:
Verified
Correct Answer:
Verified
Q13: The slight negative charge at one end
Q14: The atomic number of nitrogen is 7.
Q38: What is the maximum number of covalent
Q57: Which of the following correctly describes any
Q64: Liquid water's high specific heat is mainly
Q65: Many mammals control their body temperature by
Q71: One mole (mol) of glucose (molecular mass
Q73: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6147/.jpg" alt=" Figure 2.10 -How
Q76: The reactivity of an atom arises from<br>A)
Q83: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6148/.jpg" alt=" Figure 2.6 -What