Group-16 p block elements Oxygen Family Quiz

Group 16 Elements Quiz

00:00

Test your knowledge on the p-block elements of Group 16 for JEE and NEET.

1. The general electronic configuration of Group 16 elements is:

• $ns^2 np^4$
• $ns^2 np^3$
• $ns^2 np^5$
• $ns^2 np^6$

2. The correct order of decreasing acidic strength of the hydrides of Group 16 is:

• $H_2O > H_2S > H_2Se > H_2Te$
• $H_2Te > H_2Se > H_2S > H_2O$
• $H_2S > H_2O > H_2Se > H_2Te$
• $H_2O < H_2S < H_2Se < H_2Te$

3. The oxidation state of sulfur in $H_2SO_4$ is:

• +2
• +4
• +6
• -2

4. Which of the following elements of Group 16 shows the highest tendency to form catenation?

• Oxygen (O)
• Sulfur (S)
• Selenium (Se)
• Tellurium (Te)

5. The boiling point of water is exceptionally high due to:

• High bond dissociation enthalpy.
• Strong hydrogen bonding.
• Ionic character.
• Large molecular mass.

6. Which of the following is the most electronegative element in Group 16?

• Sulfur (S)
• Oxygen (O)
• Selenium (Se)
• Tellurium (Te)

7. The correct order of bond angles in the hydrides of Group 16 is:

• $H_2O < H_2S < H_2Se < H_2Te$
• $H_2O > H_2S > H_2Se > H_2Te$
• $H_2S > H_2O > H_2Se > H_2Te$
• $H_2Te > H_2O > H_2S > H_2Se$

8. Which of the following elements of Group 16 is a metalloid?

• Oxygen (O)
• Sulfur (S)
• Polonium (Po)
• Tellurium (Te)

9. The phenomenon of allotropy is shown by:

• Oxygen only
• Sulfur and Selenium only
• All elements of Group 16
• All elements except Polonium

10. Which of the following hydrides of Group 16 is the strongest reducing agent?

• $H_2O$
• $H_2S$
• $H_2Se$
• $H_2Te$

11. What is the hybridization of the central atom in $H_2O$?

• $sp$
• $sp^2$
• $sp^3$
• $sp^3d$

12. The correct order of electron gain enthalpy for Group 16 elements is:

• $O < S < Se < Te$
• $O > S > Se > Te$
• $S > Se > Te > O$
• $Te > Se > S > O$

13. The most common oxidation state shown by Group 16 elements is:

• +2
• +4
• +6
• -2

14. What is the shape of the $SO_2$ molecule?

• Linear
• Bent or V-shaped
• Trigonal planar
• Tetrahedral

15. The stability of the +6 oxidation state decreases down the group due to:

• High electronegativity
• Inert pair effect
• High ionization enthalpy
• Increasing atomic size

16. The correct order of bond dissociation enthalpy for the hydrides of Group 16 is:

• $H_2O > H_2S > H_2Se > H_2Te$
• $H_2Te > H_2Se > H_2S > H_2O$
• $H_2O > H_2Te > H_2S > H_2Se$
• $H_2S > H_2Se > H_2Te > H_2O$

17. Which of the following is an allotrope of oxygen?

• Ozone ($O_3$)
• Water ($H_2O$)
• Hydrogen peroxide ($H_2O_2$)
• Superoxide ($O_2^-$)

18. The compound used for the contact process to manufacture sulfuric acid is:

• $SO_2$
• $SO_3$
• $H_2S$
• $H_2SO_3$

19. Which of the following is a neutral oxide?

• $SO_2$
• $TeO_2$
• $SO_3$
• Water ($H_2O$)

20. The correct order of decreasing metallic character of Group 16 elements is:

• O > S > Se > Te > Po
• Po > Te > Se > S > O
• O < S < Se < Te < Po
• Se > Te > S > O > Po

21. The property of forming single bonds is more pronounced in sulfur than in oxygen. This is due to:

• Higher electronegativity of oxygen.
• Lower bond energy of O-O single bond.
• Presence of d-orbitals in sulfur.
• Larger atomic size of sulfur.

22. Which of the following is the most acidic oxide in Group 16?

• $SO_2$
• $SeO_2$
• $TeO_2$
• $PoO_2$

23. Ozone ($O_3$) is a powerful:

• Reducing agent
• Oxidizing agent
• Dehydrating agent
• Complexing agent

24. What is the formula of oleum?

• $H_2SO_4$
• $H_2S_2O_7$
• $H_2SO_3$
• $SO_3$

25. The stability of the +4 oxidation state increases down the group. This is due to:

• Increasing atomic size.
• Inert pair effect.
• High ionization enthalpy.
• High electronegativity.

Quiz Results

🧪 Inorganic Chemistry Hub

Master Group 13 to Group 18 elements, important compounds, trends, anomalous behaviour and NCERT highlights.

Explore Complete p-Block Elements →

🚀 Continue Your Chemistry Journey

Looking for more than just class notes? Explore Chemca's comprehensive learning resources designed for Class 11, Class 12, JEE Main, JEE Advanced, NEET and CBSE Board preparation.

🏠 Chemca Home 📘 Class 11 Chemistry 📙 Class 12 Chemistry 📝 Revision Notes 📄 Formula Sheets 🧠 Chemistry Flashcards ❌ Mistake Bank ⚛ Physical Chemistry 🧬 Organic Chemistry 🧪 Inorganic Chemistry 🎯 Practice Tests & Mock Tests

💡 Smart Study Strategy: Begin with Class Notes, strengthen your concepts using Revision Notes, memorize key facts with Flashcards, revise quickly using Formula Sheets, learn from your Mistake Bank, and finally test yourself with Practice & Mock Tests to maximize your score in JEE Main, JEE Advanced, NEET and CBSE Board Exams.