Name: ______Date: ______

Instructor: ______Period: ______

Organic Chemistry

Review Packet

Fill in the chart below. Assume that all atoms are neutral (no charge).

Element / Symbol / Atomic Number / Atomic Mass / Protons / Neutrons / Electrons
Nitrogen
Ag
Hg
94
88
27
207
70
Rn
Iodine

Use the word bank below to complete the sentences. Some words may be used more than once.

Ion / Isotope / Proton / Electron / Neutron
Element / Compound / Atom / Atomic Number / Atomic Mass
No Charge / A Positive / A Negative / Moseley / Mendeleev

1.  A(n) ______is when one or more ______is bonded together.

2.  A(n) ______is a substance that cannot be broken down any further by chemical means.

3.  A(n) ______is a(n) ______that has either lost or gained ______.

4.  The number of ______is found by taking the ______of the element and subtracting the number of ______.

5.  ______created the early periodic table by organizing the elements according to ______while ______improved upon it by using the ______.

6.  The ______is a particle that has ______charge and is found orbiting around the nucleus of a(n) ______.

7.  The ______is a particle that has ______and can be found within the nucleus. It is not always equal to the Atomic Number.

8.  The ______is a particle that has ______charge and can be found within the nucleus of a(n) ______. It is equal to the ______and was discovered by ______.

9.  A(n) ______is an atom that has the same number of ______in the nucleus but a different ______because there are more or less ______in the nucleus. Examples would include Carbon-12 and Carbon-14.

10.  The element Iron has the symbol Fe and has a ______of 26. This means that it has 26 ______in the nucleus and 26 ______orbiting around its nucleus. It has a ______of 56. This means that it has 30 ______in the nucleus.

The compound represented by the structure to the left is a ______.

They are used for ______.

Their names end in the suffix ______and the Hydrogen:Oxygen ratio is __:__.

They can be found in foods such as ______.

The compound represented by the structure to the left is a ______.

It is used by the human body for ______.

They always contain the element ______.

They can be found in foods such as ______.

The compound represented by the structure to the left is a ______.

It is used by the human body for ______.

They can be found in foods such as ______.

Use Periodic table of elements to answer the questions below. Remember: [Atomic Mass = # of Protons + # of Neutrons] and it can be changed to [Atomic Mass - # of Protons = # of Neutrons].

1.  How many Neutrons are in one atom of Promethium? ______

2.  How many Neutrons are in one atom of Titanium? ______

3.  What element has the symbol W? ______How many Neutrons are in one atom of this element? ______

4.  How many more neutrons are in Carbon –14 than the isotope of carbon listed in the periodic table? ______

5.  When looking at a chemical formula, how would you tell the difference between the element cobalt in a formula and Carbon and Oxygen? ______