Atoms and Molecules Flashcards
1
Q
What is an atom?
A
The basic unit of matter.
2
Q
What is a molecule?
A
A group of two or more atoms chemically bonded.
3
Q
What type of bond sticks atoms together
A
Chemical Bonds
Covalent bonds: Atoms share electrons
Ionic bonds: Electrons are transferred from one atom to the other
4
Q
What type of bond sticks molecules together, such as water molecules?
A
Hydrogen bonds
5
Q
What is the difference between inorganic and organic molecules?
A
Inorganic molecules lack carbon-hydrogen bonds organic molecules will always have these bonds.
6
Q
What are examples of inorganic molecules?
A
Water, salts, minerals, gases.
7
Q
What are two examples of organic molecules?
A
Carbohydrates, lipids, proteins, nucleic acids.
