Download Chemistry Test 1 Study Guide

NAME: _____________________________________
DATE: _________________
CHEMISTRY TEST 1  STUDY GUIDE
PART 1: ATOMIC STRUCTURE
1. Name the 3 parts of the atom, their electric charge, and their location.
2. The number of protons in an atom is equal to what number?
3. What does the mass number of an atom represent?
4. In a neutral atom the number of protons and what other particle are the same?
5. How do you find number of neutrons?
6. Fill in the chart below for the neutral atoms…
Element
Symbol
Atomic
Number
Atomic
Mass
# protons # electrons # neutrons
Sodium
Magnesium
Aluminum
Bromine
7. What is an ion?
8. What charge will an atom have if it loses 2 electrons? Gains 2 electrons?
9. What charge will an atom have it it loses 1 electron? Gains 1 electron?
Charge
NAME: _____________________________________
DATE: _________________
CHEMISTRY TEST 1  STUDY GUIDE
10. What are the charges of the ions of the elements in these Groups? Also give an example of how you
would name ONE element in that group as its ion. (EX: Sodium  Sodium Ion)
a. Group 1?
b. Group 2?
c. Group 3?
d. Group 6?
e. Group 7?
f.
Group 8?
11. Fill in the chart below for the following ions…
Ion
Potassium
Ion (+1)
Calcium
Ion (+2)
Fluoride
Ion (-1)
Oxide Ion
(-2)
Aluminum
Ion (+3)
Symbol
Atomic
Number
Atomic
Mass
# protons # electrons # neutrons
Charge
NAME: _____________________________________
DATE: _________________
CHEMISTRY TEST 1  STUDY GUIDE
12. What is an isotope?
13. What is different between isotopes of the same element?
14. How do you write the correct SYMBOL for an isotope? Give an example or use variables.
15. How do you write out the name correctly for an isotope?
16. Fill out the chart below for the following isotopes…
Isotope
Symbol
Atomic
Number
Atomic Mass # protons
# electrons
Nitrogen-15
Uranium – 240
Chlorine – 37
Calcium – 41
Silicon – 29
Bromine – 78
17. What do we call the outermost electrons of an atom?
18. How many valence electrons are in…
a. Group 1?
e. Group 5?
b. Group 2?
f.
c. Group 3?
g. Group 7?
d. Group 4?
h. Group 8?
Group 6?
# neutrons
NAME: _____________________________________
DATE: _________________
CHEMISTRY TEST 1  STUDY GUIDE
19. Draw the Bohr models for the following elements…
a. Nitrogen
d. Boron
b. Chlorine
c. Beryllium
e. Sulfur
20. Draw the Bohr models for the following ions.
a. Sodium Ion (+1)
c. Fluoride Ion (-1)
d. Beryllium ion (+2)
b. Oxide Ion (-2)
33. What happens to ionization energy as one goes from right to left across the periodic table? From bottom to the top of
a group? What else follows the same trend as ionization energy? (Be prepared to draw a picture to show ionization
energy related to atomic radius)
34. What’s the electron configuration for...
a. Carbon
c. Calcium Ion (+2)
b. Chlorine Ion (-1)
d. Magnesium