Question 1

What are covalent bonds?

Accepted Answer

A bond between two atoms where electrons are shared between the atoms

(holds together individual water molecules)

Question 2

What are chemical reactions?

Accepted Answer

The process of substances being converted to different substances

Question 3

What are acidic solutions?

Accepted Answer

Solutions that donate hydrogen ions

(citric acid in lemons)

Question 4

What are basic solutions?

Accepted Answer

Solutions that receive hydrogen ions

(usually slippery, like soap)

Question 5

What is alkalinity?

Accepted Answer

The capacity of a liquid to neutralize acid

Question 6

What are neutral solutions?

Accepted Answer

Solutions that are neither acidic nor basic

(water)

Question 7

What does the pH scale measure?

Accepted Answer

Acidity and alkalinity

Question 8

What value is a neutral pH?

Accepted Answer

7

Question 9

What is hydrophobic?

Accepted Answer

"water-hating" - molecules that are repelled and don't mix with water

(oil and vinegar)

Question 10

What is hydrophillic?

Accepted Answer

"water-loving" - molecules that are attracted to and mix with water

Chemistry, AP Biology Flashcards