Bond, Inter and Intra Molecular Bond

When you have Br-Br, what is the bond polarity?

• Polar

• nonpolar

• Ionic

When you have H-Cl, what is the molecular polarity?

• nonpolar

• polar

• ionic

Which of the following is a polar molecule?

• CH₄
• Xe
• H₂O
• CO₂

Which phrase correctly describes the distribution of charge and the molecular polarity of ethane?

• symmetrical and polar
• asymmetrical and polar
• asymmetrical and nonpolar
• symmetrical and nonpolar

Which of the following describes the charge distribution and molecular polarity of NH₃?

• even distribution and polar

• uneven distribution and nonpolar

• uneven distribution and polar

• even distribution and nonpolar

Which of the following geometries could be nonpolar?

• bent
• tetrahedral
• trigonal pyrimidal
• none of the above

Which of the following molecules, based on the elements present, would be most polar?

• HF
• H₂
• HCl
• HBr

Which statement explains why ethene does not dissolve in water?

• Ethene is polar and water is nonpolar.
• Ethene is nonpolar and water is nonpolar.
• Ethene is polar and water is polar.
• Ethene is nonpolar and water is polar.

Which molecule would be most soluble in water?

• Solid iodine, I_2(s)
• Glucose, C₆H₁₂O_6(s)

Use your knowledge and electronegativity sheet to predict what the following compound is classified as.

• polar covalent

• nonpolar covalent

• ionic

• metallic