Midterm Review

A characteristic of acids is that they are considered slippery.

• True

• False

Electrons carry a negative charge.

• True

• False

Neutrons are found in orbitals around the nucleus of an atom.

• True

• False

Which one of the following is considered a negatively charged subatomic particle?

• Electron

• Neutron

• Proton

• Crouton

The atomic number is the same as the number of ____________.

A polymer is a large molecule consisting of many repeating units called ____________.

Which of the following is an example of a carbohydrate?

• Starch

• Chitin

• Cellulose

• Glycogen

• All of the above

Which of the following is the monomer of nucleic acids?

• monosaccharides

• amino acids

• nucleotides

• disaccharides

• phosphates

Which of the following is an example of a protein?

• Enzymes

• Cellulose

• DNA

• Cholesterol

True or False? Biuret reagent is used to test for carbohydrates.

• TRUE

• FALSE