Semester 2 Exam Review

Which of the following is a covalent compound?

• NaCl

• H2O

• MgO

• KBr

• Carbon monoxide

• Carbon dioxide

• Carbon trioxide

• Carbon oxide

Which of the following is a type of intermolecular force?

• Ionic bond

• Covalent bond

• Hydrogen bond

• Metallic bond

Which of the following molecules is nonpolar?

• H2O

• CO2

• NH3

• HCl

• 10 g/mol

• 16 g/mol

• 18 g/mol

• 20 g/mol

Which of the following is a synthesis reaction?

• C with four single bonds to H

• C with two double bonds to H

• C with one triple bond to H and one single bond to H

• C with one double bond to H and two single bonds to H

• Potassium nitrate

• Potassium nitrite

• Potassium nitride

• Potassium nitric

Which of the following is a dipole-dipole interaction most likely to occur between?

• H2 and O2

• HCl and HCl

• CH4 and CH4

• N2 and N2

Which of the following best describes a polar molecule?

• A molecule with equal sharing of electrons

• A molecule with an uneven distribution of charge

• A molecule with no electrons

• A molecule with only ionic bonds

Tags

NGSS.HS-PS1-3