• Join over 1.2 million students every month
  • Accelerate your learning by 29%
  • Unlimited access from just £6.99 per month

IB questions and answers on Atomic Theory

Page
  1. 1
    1
  2. 2
    2
  3. 3
    3
  4. 4
    4
  5. 5
    5
  • Essay length: 2151 words
  • Submitted: 27/04/2012
Share this essay:
Do not show me this again

Are you in the right place?

Jump to Chemistry and see how teachers think you should prepare in:

International Baccalaureate Chemistry

The first 200 words of this essay...

IBHL CHEMISTRY I - UNIT 2 PROBLEM SET (TOPICS 2 AND 3) Name: _____________

TOPIC 2 - Atomic Theory

1. What is the atomic number? What information does it provide? # of protons in the nucleus

2. What is the mass number? How is this different from atomic mass? # of neutrons + # of protons for one isotope of one particular atom - atomic mass is the weighted average mass for all of an element's isotopes

3. According to the most current model of the atom, describe the location, charge, and relative mass of protons, neutrons and electrons. A labeled diagram may help.

4. Define isotope. isotopes of an element have the same number of protons but a different number of neutrons; they describe how an element can occur with a variety of mass numbers (same number of protons, but different mass numbers)

5. Four elements are described below:

Element

# of protons

# of neutrons

# of electrons

A

5

6

2

B

1

1

1

C

1

0

0

D

5

Read more
The above preview is unformatted text

Found what you're looking for?

  • Start learning 29% faster today
  • Over 150,000 essays available
  • Just £6.99 a month

  • "
    Markedbyteachers.com is the most informative, easy to navigate site that I have used, acquiring a wealth of information to assist with my degree.
    "
    Natalie. Criminology, Politics, Psychology and Economics. University Student.
  • "
    Markedbyteachers.com has helped me achieve better marks than I could ever have hoped for, by providing some of the best essays on the internet that have helped me structure my own degree level assignments, thank you so much.
    "
    Kim. Nursing, Mental Health, Psychology. University Student.

Marked by a teacher

This essay has been marked by one of our great teachers. You can read the full teachers notes when you download the essay.

Peer reviewed

This essay has been reviewed by one of our specialist student essay reviewing squad. Read the full review on the essay page.

Peer reviewed

This essay has been reviewed by one of our specialist student essay reviewing squad. Read the full review under the essay preview on this page.

Do not show me this again

Are you in the right place?

Jump to Chemistry and see how teachers think you should prepare in: