1st Year Chemistry Chapter 10 Test10. Periodic Table

Q1. Multiple choice questions (Attempt all · 10 × 1 = 10)

1. As we go down Group 1, ionization energy:
   1. Increases
   2. Decreases
   3. Remains same
   4. Becomes irregular
2. The oxide of chlorine (Cl₂O₇) is:
   1. Basic
   2. Weakly acidic
   3. Strongly acidic
   4. Amphoteric
3. The oxide of aluminum is:
   1. Strongly basic
   2. Amphoteric
   3. Acidic
   4. Strongly acidic
4. Which is correct for 12Mg?
   1. Period 1 element
   2. Group 1 element
   3. Period 2 element
   4. Alkaline earth metal
5. The vertical columns of elements in the periodic table are called:
   1. Rows
   2. Periods
   3. Groups
   4. Shells
6. Elements adjacent to the blue leader line are called:
   1. Metals
   2. Non-metals
   3. Metalloids
   4. Noble gases
7. Magnesium reacts with chlorine to form:
   1. MgO
   2. MgCl₂
   3. Mg(OH)₂
   4. MgSO₄
8. Larger atoms have:
   1. Stronger attraction between nucleus and outer electrons
   2. Weaker attraction
   3. No attraction between nucleus and electrons
   4. Equal attraction throughout
9. Which of the following elements is present in the 2nd period and Group VI-A?
   1. Nitrogen
   2. Neon
   3. Fluorine
   4. Oxygen
10. Electron affinity is also called:
    1. Ionization energy
    2. First electron affinity
    3. Atomic radius
    4. Bond energy