Question

periodic table scavenger hunt
instructions: use the periodic table to answer each question. write your answers clearly. show units when needed.
part 1

1. what is the atomic number of oxygen?
2. what is the atomic mass of chlorine?
3. what is the chemical symbol for gold?
4. which element has the symbol \k\?
5. which element has an atomic number of 2?
6. what is the atomic number of iron?
7. which element is found in group 18, period 2?
8. how many protons does a carbon atom have?

part 2

Explanation:

Step1: Check periodic table for oxygen

The atomic number of Oxygen is 8.

Step2: Check periodic table for chlorine

The atomic mass of Chlorine is approximately 35.45.

Step3: Check periodic table for gold

The chemical symbol for Gold is Au.

Step4: Check periodic table for symbol "K"

The element with symbol "K" is Potassium.

Step5: Check periodic table for atomic number 2

The element with atomic number 2 is Helium.

Step6: Check periodic table for iron

The atomic number of Iron is 26.

Step7: Check periodic table for Group 18, Period 2

The element in Group 18, Period 2 is Neon.

Step8: Recall that atomic number = number of protons for carbon

Carbon has an atomic number of 6, so it has 6 protons.

Answer:

1. 8
2. Approximately 35.45
3. Au
4. Potassium
5. Helium
6. 26
7. Neon
8. 6