Atomic Structure Test Review/Remediation

For Questions 1 through 7, consider the element with the Atomic Number 15. What is the phase of matter for this element? (SPS1b4)

• solid

• liquid

• gas

• plasma

For Questions 1 through 7, consider the element with the Atomic Number 15. Which of the following statements is true about the ion it forms? (SPS1b2)

• It loses electrons to form positive ions.

• It loses electrons to form negative ions.

• It gains electrons to form positive ions.

• It gains electrons to form negative ions.

For Questions 1 through 7, consider the element with the Atomic Number 15. How many valence electrons does it have? (SPS1b1)

• 3

• 5

• 15

• 31

For Questions 1 through 7, consider the element with the Atomic Number 15. How many electrons does it gain or lose? (SPS1b2)

• It gains 3 electrons.

• It gains 5 electrons.

• It loses 3 electrons.

• It loses 5 electrons.

For Questions 1 through 7, consider the element with the Atomic Number 15. What type of element is it? (SPS1b3)

• metal

• nonmetal

• metalloid

• unknown

For Questions 1 through 7, consider the element with the Atomic Number 15. Which of the following is a property of this element? (SPS1b3)

• It bends, or is malleable.

• It is shiny, or has luster.

• It conducts electricity well.

• It is dull and brittle.

For Questions 1 through 7, consider the element with the Atomic Number 15. What is the period and group that this element is in? (SPS1b3)

• Period 2, Group 15

• Period 3, Group 15

• Period 15, Group 2

• Period 15, Group 3

Which element below has the fewest valence electrons? (SPS1b1)

• Beryllium (Be)

• Rubidium (Rb)

• Carbon (C)

• Argon (Ar)

Which of the following is a metalloid? (SPS1b3)

• Boron (B)

• Krypton (Kr)

• Lithium (Li)

• Hydrogen (H)

Which of the following elements is a liquid at room temperature? (SPS1b4)

• Helium (He)

• Iron (Fe)

• Nitrogen (N)

• Bromine (Br)