Unit 03 Review

Atoms of which of the following elements have the most similar chemical properties to Cadmium (Cd) atoms?

• Gold (Au)
• Zinc (Zn)
• Silver (Ag)
• Copper (Cu)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

In comparison of metals to nonmetals in the same period , metals tend to 

• have a lower atomic mass
• be less reactive
• have higher atomic numbers
• have more valence electrons

Tags

NGSS.HS-PS1-1

Using the information in the Periodic Table it is possible to determine that atoms of the elements aluminum (Al), Silicon(Si), and Phosphorus(P) are most similar in terms of

• luster
• hardness
• mass
• corrosiveness

Tags

NGSS.HS-PS1-1

Which Group in the Periodic Table is made of Nonreactive elements?

• Group 1
• Group 4
• Group 17
• Group 18

Which of group on the Periodic Table is made from Reactive Metals?

• Group 1
• Group 6
• Group 17
• Group 18

Which group on the Periodic table is made primarily of gases at room Temperature

• Group 1
• Group 2
• Group 12
• Group 18

Which group in Period #4 has the largest Atomic Number?

• Group 1
• Group 2
• Group 17
• Group 18

Which group in Period 4 has the lowest Atomic Number?

• Group 1
• Group 2
• Group 17
• Group 18

Based on chemical properties which of these elements are most similar?

• Na and Mg
• Na and K
• K and Mg
• K and Ca

Tags

NGSS.HS-PS1-2

How many protons would a correct model of Boron contain?

• 5
• 6
• 10
• 7

Tags

NGSS.MS-PS1-1