Deck 2: Atoms: The Foundations of Life

Question 1

An atom's nucleus contains which of the following particles? Select all that apply.

A) Ions
B) Protons
C) Electrons
D) Neutrons

Answer 1

B,D

Question 2

An oxygen ion carries what electrical charge?

A) -1
B) +1
C) +2
D) No charge
E) -2

Answer 2

E

Question 3

Which of the following is not an element? Select all that apply.

A) Oxygen
B) Water
C) Nitrogen
D) Carbon dioxide

Answer 3

B,D

Question 4

Match the following particles to the electrical charges they carry.
-Proton

A) Positive
B) Negative
C) Neutral

Question 5

Match the following particles to the electrical charges they carry.
-Electron

A) Positive
B) Negative
C) Neutral

Question 6

Match the following particles to the electrical charges they carry.
-Neutron

A) Positive
B) Negative
C) Neutral

Question 7

An element's mass number tells us which of the following?

A) The number of protons in an atom of that element.
B) The number of protons + electrons in an atom of that element.
C) The number of electrons in an atom of that element.
D) The number of protons + neutrons in an atom of that element.
E) The number of neutrons in an atom of that element.

Question 8

An atom of fluorine has an atomic number of 9 and a mass number of 19. Which of the following statements is correct?

A) An atom of fluorine has 9 protons, 9 electrons, and 10 neutrons.
B) An atom of fluorine has 9 protons, 9 electrons, and 9 neutrons.
C) An atom of fluorine has 9 protons, 10 electrons, and 9 neutrons.
D) An atom of fluorine has 10 protons, 9 electrons, and 9 neutrons.
E) An atom of fluorine has 9 protons, 9 electrons, and 19 neutrons.

Question 9

Which of the following statements is correct?

A) The three isotopes of carbon contain the same number of protons and neutrons, but different numbers of electrons.
B) The three isotopes of carbon contain the same number of protons and electrons, but different numbers of neutrons.
C) The three isotopes of carbon contain the same number of electrons and neutrons, but different numbers of protons.
D) The three isotopes of carbon contain the same number of protons, neutrons, and electrons.
E) The three isotopes of carbon contain the same number of protons, but different numbers of electrons and neutrons.

Question 10

The 3d sub-shell comprises how many orbitals?

A) One
B) Two
C) Three
D) Four
E) Five

Question 11

Rank the following sub-shells in order of energy, with 1 being the lowest-energy, and 4 being the highest-energy

Question 12

Shell 2 can hold a maximum of how many electrons?

A) 2
B) 4
C) 6
D) 8
E) 10

Question 13

Noting that chlorine has an atomic number of 17, which of the following statements are false? Select any that apply.

A) An atom of chlorine has 17 electrons.
B) Chlorine's valence shell is shell 2.
C) The electronic configuration for chlorine is 1s² 2s² 2p⁶ 3s² 3p⁵
D) Chlorine must gain 1 electron to achieve a full valence shell.
E) The chloride ion carries a charge of +1

Question 14

Nitrogen has an atomic number of 7. Which of the following correctly depicts the electronic configuration of an atom of nitrogen?

A)
B)
C)
D)

Question 15

Rank the following elements according to how readily they will form anions, with 1 = least readily, and 4 = most readily.