Review Part 3

The name of FeCl₂ is

• iron chloride

• iron (II) chloride

• iron (I) chloride

• iron dichloride

Which of the following is the correct Lewis dot structure for the molecule fluorine (F₂)?

• A
• B
• C
• D

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which is the correct molecular structure for carbon dioxide?

• 
• 
• 
• 

Tags

NGSS.HS-PS1-2

What group is highlighted here on the periodic table (Group 7A)?

• Noble Gases

• Halogens

• Alkali Metals

• Alkaline Earth Metals

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

As atoms of elements in group 16 are considered in order from top to bottom, the electronegativity of each successive element....

• decreases
• increases
• remains the same
• none of the above

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Is the following formula molecular or empirical?

C₆H₁₂O₆

• molecular

• empirical

• both

Is the following formula molecular or empirical?

H₂O

• molecular

• empirical

• both

Tags

NGSS.MS-PS1-1

Write the empirical formula for: C₆H₆

• CH

• C₀H₀

• C₀H₂

• C₃H₃

Write the empirical formula for: C₉H₁₈O₃

• C₂H₉O₁

• C₃H₆O

• C₆H₁₅O

• C₃H₃O

How many protons does this isotope of titanium have?

• 48
• 22
• 26
• 70

Tags

NGSS.HS-PS1-8