Test # 1 Review -Introduction to Organic Chemistry

Question 1

What is the change that is occurring in the following chemical reaction?

Accepted Answer

Lost Cl and gained double bond

Question 2

Matter is classified into TWO basic categories, what are they?

Accepted Answer

Pure Substances and Mixtures

Question 3

What is the total number of atoms in the following chemical formula: C4H6O

Accepted Answer

11

Question 4

The following substance would be classified as...

Accepted Answer

BOTH a pure substance and a compound

Question 5

What is the total number of atoms in the following chemical formula: C5H10O2

Accepted Answer

17

Question 6

What would the following substance be classified as?

Accepted Answer

Mixture

Question 7

How many carbon atoms does the following organic compound have?

Accepted Answer

4

Question 8

What is the formal charge of the carbon with the lone pair of electrons on it?

Accepted Answer

-1

Question 9

How many valence electrons does Oxygen have?

Accepted Answer

6

Question 10

What are the two types of pure substances?

Accepted Answer

Elements and Compounds

Question 11

How many hydrogen atoms does the following organic compound have?

Accepted Answer

8

Question 12

What is the molecular formula for Vitamin C, whose molecular structure is shown below?

Accepted Answer

C6H8O6

Question 13

What is lacking in bond-line drawings that resonance structures help account for?

Accepted Answer

Depicting the true continuous movement of electrons

Question 14

How many carbon atoms does the following organic molecule have?

Accepted Answer

10

Question 15

What do we look at to count the carbon atoms in bond-line drawings?

Accepted Answer

Corners and endpoints, Lines and dots

Question 16

What does Organic Chemistry study?

Accepted Answer

Carbon containing compounds

Question 17

How many hydrogen atoms does the following organic molecule have?

Accepted Answer

14

Question 18

All of the following would be molecules studied in organic chemistry EXCEPT:

Accepted Answer

RuCl6

Question 19

What is the change that is occurring in the following chemical reaction?

Accepted Answer

Lost Cl and gained an OH group

Question 20

How many valence electrons does Nitrogen have?

Accepted Answer

5

Question 21

How many valence electrons does Hydrogen have?

Accepted Answer

1

Question 22

How many valence electrons does the following atom show?

Accepted Answer

5

Question 23

Shown are the possible resonance structures for CO32-. What do the double arrows represent?

Accepted Answer

To depict different resonance structures possible for CO32-

Question 24

How many bonds does Carbon form?

Accepted Answer

4

Question 25

How many hydrogen atoms does benzephenone have, shown below?

Accepted Answer

10

Question 26

Which subatomic particle is found OUTSIDE the atom?

Accepted Answer

Electrons

Question 27

To draw single bonds in bond-line drawings, you must have them in....

Accepted Answer

...zigzag lines

Question 28

What is the mass of the following isotope of Chlorine?

Accepted Answer

35

Question 29

Alkynes are compounds that have triple bonds that cannot bend, so we draw them as...

Accepted Answer

...linear, or straight lines, in bonds

Question 30

Ethylene has a double bond in its structure; how many electrons are found in that double bond?

Accepted Answer

4 electrons

Question 31

What is the formal charge of the Sulfur atom on the following compound?

Accepted Answer

+1

Question 32

What is the formal charge of the Nitrogen atom on the following compound?

Accepted Answer

+1

Question 33

Below are three natural isotopes of carbon. What is the main distinction between isotopes?

Accepted Answer

They all have a different number of neutrons

Question 34

What is the total number of atoms in the following chemical formula: C8H18NO3

Accepted Answer

30

Question 35

How many electrons are found in 1 bond?

Accepted Answer

2 electrons

Question 36

Shown is the structure for aspartame, found in diet sodas. What is its molecular formula?

Accepted Answer

C14H18N2O5

Question 37

True or False:

Accepted Answer

True

Question 38

Which of the following would be a molecule that might be studied in organic chemistry?

Accepted Answer

All of these can be studied in organic chemistry!

Question 39

All of the following would be molecules studied in organic chemistry EXCEPT:

Accepted Answer

NaCl

Question 40

How many carbon atoms does benzephenone have, shown below?

Accepted Answer

13

Question 41

How many valence electrons does the following atom show?

Accepted Answer

4

Question 42

How many lone pairs does the nitrogen with the negative charge have?

Accepted Answer

2

Question 43

How many lone pairs/electrons does the sulfur atom have with a positive charge?

Accepted Answer

2 lone pairs, 4 electrons

Question 44

How many valence electrons does Carbon have?

Accepted Answer

4

Question 45

What subatomic particles are found INSIDE the nucleus of an atom?

Accepted Answer

Protons and Neutrons

Question 46

What type of structure notation is shown below?

Accepted Answer

Bond-Line Drawings

Question 47

How can we figure out how many hydrogen atoms are in a bond line drawing?

Accepted Answer

Subtracting the number of bonds carbon has by 4

Test # 1 Review -Introduction to Organic Chemistry

Questions 47

Test # 1 Review -Introduction to Organic Chemistry

Questions 47