Practice+Quiz+1

1.What is a Covalent Bond?

2. What is an Ionic Bond?

3. What is a compound?

4. How are compounds related?

5.What is the difference between solution and suspension?

6. What does pH measure from? What to what?

7. What are Enzymes?

8. What is a Catalyst?

9. What are nucleotides?

10. What do Lipids store?

11. Describe the structure of an Atom.

12. What is an Ion?

13. What is an Element and what is the Periodic Table?


 * 1.Atom ||  A. A strong bond of protons and neutrons to form the center of the atom.  ||
 * 2.Nucleus ||  B. A substance formed by two or more elements.  ||
 * 3. Compound ||  C. A Greek word meaning “un-able to cut”.  ||
 * 4. Element ||  D. A pure substance that consists of entirely one atom.  ||
 * 5. Monomer ||  E. Consists of a 5-carbon sugar, a phosphate, and a nitrogenous bond.  ||
 * 6. Nucleotides ||  F. Tiny building blocks that join to make polymers.  ||
 * 7. Catalyst ||  G. Proteins that act as biological catalysts  ||
 * 8. Enzymes ||  H.  A substance that speeds up the rate of a chemical reaction.  ||

2.  A 3.  B  4.  D  5.  F  6.  E  7.  H  8.  G ||
 * 1.  C