Post Utme Chemistry Past Questions and Answers

Question 1061:

The IUPAC name of the compound \(CH _{3} CH \left( CH _{3}\right) CH _{2} CH _{3}\) is ____________

A. Pentane
B. 3 - methylbutane
C. 2 - methylbutane
D. 1,2-dimethylpropene

Question 1062:

Which salt is used as an expectorant?

A. \(CaCl _{2}\)
B. \(NH _{4} Cl\)
C. \(BaCl _{2}\)
D. \(NaCl\)

Question 1063:

The acid used in etching glass is ____________

A. HCl
B. \(HNO _{3}\)
C . HF
C. \(H _{2} SO _{4}\)

Question 1064:

What is the chemical formula of turpentine?

A. \(C _{10} H _{16}\)
B. \(C _{7} H _{8}\)
C. \(C _{7} H _{9}\)
D. \(C _{2} H _{4}\)

Question 1065:

Which acid is produced when milk gets sour?

A. Tartaric acid
B. Butyric acid
C. Lactic acid
D. Acetic acid