ICP Spring 2024 Final Exam Review

Which element has 16 neutrons, 15 protons, and 15 electrons?

• phosphorus-16

• phosphorus-15

• phosphorus-31

• phosphorus-1

Determine the number of protons, electrons, and neutrons in the Carbon-14 isotope.

• 6 protons, 6 electrons, 6 neutrons

• 6 protons, 6 electrons, 8 neutrons

• 8 protons, 8 electrons, 6 neutrons

• 6 protons, 8 electrons, 6 neutrons

Refer to the diagram of an atomic structure. What element is represented here?

• boron (B)

• beryllium (Be)

• fluorine (F)

• lithium (Li)

Based on the atomic structure shown in the diagram, what is the mass of this element?

• 4 amu

• 9 amu

• 5 amu

• 9

What is the charge of this element?

• A) 0 (neutral)

• B) -1

• C) -2

• D) +1

Below is a Lewis dot diagram of an imaginary element X. It is NOT on the periodic table. What will be the charge on the ion once it is stable?

• A) +3

• B) -3

• C) +5

• D) -5

Use the periodic table to determine the number of protons in Nickel (Ni).

• A) 58.69

• B) 28

• C) 31

What is the cation NaCl?

• Na

• Cl

• both

• neither

Which of the following isotopes represent the same element?

• (a) and (b)

• (b) and (c)

• (a) and (c)

• all of these isotopes are the same element

Which element listed here is a positively charged ion?

• Hydrogen (H) with 1 proton, 0 neutrons, and 1 electron

• Sodium (Na) with 11 protons, 12 neutrons, and 10 electrons

• Chlorine (Cl) with 17 protons, 18 neutrons, and 18 electrons

• Magnesium (Mg) with 12 protons, 12 neutrons, and 12 electrons