📚 Part 1: Multiple Choice and Fill in the Blanks

1. Which of the following is NOT one of the three states of matter?

Solid

Liquid

Gas

Energy

2. In the Bohr model, electrons orbit the nucleus in fixed ____________.

Answer: _________________

3. An atom that has gained or lost electrons is called a(n) ____________.

Answer: _________________

4. Which type of bonding occurs between a metal and a non-metal?

Ionic bonding

Covalent bonding

Metallic bonding

Hydrogen bonding

5. The maximum number of electrons that can fit in the first electron shell is ______.

Answer: _________________

6. Which of the following statements about the periodic table is correct? (Select all that apply)

Elements are arranged by atomic number

Columns are called groups or families

Rows are called periods

All elements in a group have the same mass

✏️ Part 2: Short Answer Questions

7. Explain the difference between ionic and covalent bonding. Include what types of atoms are involved in each.

8. Write the electron configuration for the following atoms:

a) Carbon (atomic number 6): ____________________

b) Oxygen (atomic number 8): ____________________

c) Sodium (atomic number 11): ____________________

9. Using the periodic table, identify the following information for Chlorine (Cl):

a) Atomic number: __________

b) Number of protons: __________

c) Number of electrons (in neutral atom): __________

d) Group number: __________

🎨 Part 3: Diagram and Analysis

10. Draw and label a Bohr model diagram for a Lithium atom (atomic number 3). Include the nucleus with protons and neutrons, and show electrons in their correct shells.

11. Explain what happens to the electrons when sodium (Na) and chlorine (Cl) form an ionic bond to create sodium chloride (NaCl).

12. Describe two properties that elements in the same group of the periodic table share.

Matter and Atomic Structure

Matter and Atomic Structure

📚 Part 1: Multiple Choice and Fill in the Blanks

✏️ Part 2: Short Answer Questions

🎨 Part 3: Diagram and Analysis

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