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Human Biology Exam 1 - Chapter 2 Questions correctly answered
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Human Biology Exam 1 - Chapter 2 Questions correctly answered
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Human Biology Exam 1 - Chapter 2Questions
Chapter Two.The Chemical Basis of Life. - correct answer ✔✔Chapter Two.The Chemical Basis of Life.
Which subatomic particle contains a positive charge?
A. Proton
B. Electron
C. Both the neutron and electron
D. Both the proton and neutron
E. Neutron - correct answer ✔✔A. Proton
Which subatomic particle contains a neutral charge?
A. Both the neutron and electron
B. Neutron
C. Electron
D. Both the proton and neutron
E. Proton - correct answer ✔✔B. Neutron
What does the mass number of an atom represent?
A. Number of protons and electrons
B. Number of protons and neutrons
C. Number of neurons and electrons
D. Number of neutrons
E. Number of protons - correct answer ✔✔B. Number of protons and neutrons
What is the maximum number of electrons that can be housed in the first shell of an atom?
, A. 4
B. 3
C. 1
D. 5
E. 2 - correct answer ✔✔E. 2
How many electrons will be found in the second shell of a carbon atom?
A. 1
B. 3
C. 4
D. 5
E. 2 - correct answer ✔✔C. 4
How many additional electrons will chlorine need to obtain in order to have a complete outer shell of
electrons?
A. 4
B. 3
C. 1
D. 2
E. 5 - correct answer ✔✔C. 1
What type of chemical bond forms when two elements equally share their electrons?
A. Hydrogen
B. Ionic
C. Nonpolar covalent
D. Polar covalent
E. None of these choices. - correct answer ✔✔C. Nonpolar covalent
How many electrons are shared in a double covalent bond?
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