Periodic Trends Review (1-50)

As the elements are considered from top to bottom of group 15 (V A),  which sequence in properties occurs? 

• metalloid→metal→nonmetal
• nonmetal→metalloid→metal
• metal→nonmetal→metalloid
• metal→metalloid→nonmetal

Tags

NGSS.HS-PS1-1

In the Periodic Table of the Elements, all of the elements within group 16 (VI A) have the same number of 

• neutrons
• energy levels
• protons
• valence electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which group is known as the halogens?

• 18 (VIII A)
• 17 (VII A)
• 1 (I A)
• 2 (IIV A)

Tags

NGSS.HS-PS1-1

Given the same conditions, which of the following Group 17 (VII A) elements has the highest electron affinity? 

• Fluorine
• Chlorine
• Iodine
• Bromine

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which element is a halogen?

• Iron
• Nitrogen
• Iodine
• Neon

Tags

NGSS.HS-PS1-1

When fluorine reacts with a Group 1 (IA) metal, it becomes an ion with a charge of

• 1⁻
• 2⁺
• 1⁺
• 2⁻

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

In the ground state, how many electrons are in the outermost energy level of each element in Group 17 (VII A)?

• 8
• 2
• 7
• 5

Tags

NGSS.HS-PS1-1

What is the total number of electrons found in the valence shell of a halogen in the ground state?

• 1
• 7
• 8
• 2

Tags

NGSS.HS-PS1-1

Which element is in Group 2 (II A) and Period 7 of the Periodic Table?

• manganese 
• radon
• radium
• magnesium

Tags

NGSS.HS-PS1-1

An element that has a high ionization energy and tends to be chemically inactive would most likely be

• a transition element
• a noble gas
• an alkali metal
• a halogen

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2