GRADE:12:CHEMISTRY:P-BLOCK ELEMENTS (PART-II)

GRADE:12:CHEMISTRY:P-BLOCK ELEMENTS (PART-II) | Quizalize

50 questions

4. Which is a more vital source of elemental sulfur?

120 sec

5. What are pyrites known as fool’s good?

120 sec

7. Which of the following is used for vulcanization purposes in the rubber industry?

120 sec

8. What is the name of the process of extracting sulfur on commercial scale?

120 sec

10. What is the common name of O2SCl2?

120 sec

8. Which compound is used as a reducing bleach for papers

120 sec

9. If a aryl diazonium salt is treated with sulfur dioxide, what product forms?

120 sec

10. Before the invention of CFCs, which of the compounds was used extensively as a refrigerant?

120 sec

5. What is the primary component of food preservative E220?

120 sec

Which of the following causes acid rain?

120 sec

Which of the following is not a property of sulfur dioxide?

120 sec

What class of compounds do the oxygen based compounds of sulfur represent?

120 sec

Which of the following is the most popular oxoacid of sulfur?

120 sec

Which of the following is produced third in the contact process?

120 sec

1. What is the first step involved in forming sulphuric acid through contact process?

120 sec

3. What is the catalyst used in contact process in the conversion of Sulphur dioxide to Sulphur trioxide?

120 sec

5. Which of the following is not a property of sulphuric acid?

120 sec

6. Which process is used for large scale manufacturing of sulphuric acid?

120 sec

7. What is the hybridization of Sulphur in sulphuric acid?

120 sec

5. Which of the following is not a mineral of fluorine?

120 sec

7. What is the correct order of enthalpy of dissociation of halogens?

120 sec

8. What is the atomicity of halogens?

120 sec

10. Which of the following halogen exists as a solid at room temperature?

120 sec

3. Which of the following halogen is radioactive

120 sec

1. What is the molecular mass of chlorine?

120 sec

2. Which of the following would instantly react with chlorine?

120 sec

8. How is chlorine gas manufactured industrially?

120 sec

11. What will be the result of subjecting a blue litmus to chlorine gas?

120 sec

13. Which of the following is the displays the most basic nature in water?

120 sec

3. How many stages is the ‘salt cake’ method performed in?

120 sec

5. Which of the following is formed in the first stage of the ‘salt cake’ method?

120 sec

6. Which of the following can be used to dry HCl gas?

120 sec

7. What is the boiling point of hydrogen chloride?

120 sec

9. Which of the following reacts with hydrochloric acid to give hydrogen as a product?

120 sec

1. Why does fluorine form only one oxoacid?

120 sec

3. Which of the following is not an oxoacid of chlorine?

120 sec

4. Which of the following is a hypohalous acid?

120 sec

5. What is the bond angle of hypochlorous acid?

120 sec

10. The acidic strength of HClO4 is lesser than HClO.

120 sec

1. Which is the least basic trihalide of nitrogen?

120 sec

3. What do asthma patients use for respiration?

120 sec

4. Interhalogen compounds are more reactive than halogen compounds.

120 sec

7. What is the hybridization of interhalogen compounds of the type XX’3 (Bent T-shaped)?

120 sec

0. What is the hybridization of interhalogen compounds of the type XX’5(Square pyramidal)?

120 sec

8. What are interhalogen compounds used as?

120 sec

9. Why is helium added to oxygen which is used by deep-sea divers?

120 sec

6. What is the half-life of radon?

120 sec

7. What are the decay products of radium?

120 sec

8. Which of the following noble gases is not obtained via fractional distillation?

120 sec

11. What is the electron gain enthalpy for noble gases?

120 sec

Related quizzes

Related quizzes