Podcast
Questions and Answers
What is the maximum number of electrons that can be held in the second energy level?
What is the maximum number of electrons that can be held in the second energy level?
The atomic mass of Boron is approximately 11.81 amu.
The atomic mass of Boron is approximately 11.81 amu.
False
What is the atomic number of Boron?
What is the atomic number of Boron?
5
Boron has __ protons and __ neutrons.
Boron has __ protons and __ neutrons.
Signup and view all the answers
Match the following components with their descriptions:
Match the following components with their descriptions:
Signup and view all the answers
What is the main constituent of an atom that contributes to 99.9% of its mass?
What is the main constituent of an atom that contributes to 99.9% of its mass?
Signup and view all the answers
Electrons have a positive electrical charge.
Electrons have a positive electrical charge.
Signup and view all the answers
Name the three primary particles that make up an atom.
Name the three primary particles that make up an atom.
Signup and view all the answers
An atom is considered ____, meaning it has the same number of electrons as protons.
An atom is considered ____, meaning it has the same number of electrons as protons.
Signup and view all the answers
Match the subatomic particles with their characteristics:
Match the subatomic particles with their characteristics:
Signup and view all the answers
Which of the following statements about the mass of subatomic particles is correct?
Which of the following statements about the mass of subatomic particles is correct?
Signup and view all the answers
The atomic number is defined as the number of neutrons in an atom.
The atomic number is defined as the number of neutrons in an atom.
Signup and view all the answers
What determines the number of electrons that can fit in each electron energy level?
What determines the number of electrons that can fit in each electron energy level?
Signup and view all the answers
