Class 12 Chemistry Chapter 5 Surface Chemistry MCQs In English
आज के इस लेख में आपलोगों के लिए Class 12 Chemistry Chapter 5 Surface Chemistry MCQs In English के बारे में जानेगे | जैसा की आप लोग जानते ही आज के दौर में ऑब्जेक्टिव क्वेश्चन बहुत ही इम्पोर्टेन्ट हो गया है | क्लास 12th केमिस्ट्री ऑब्जेक्टिव क्वेश्चन दिया गया गई |
यदि आप चाहते है की Surface Chemistry MCQs in Hindi के बारे पढ़े तो और साथ में Chemistry 12th हिंदी मध्यम के सभी चैप्टर ऑब्जेक्टिव क्वेश्चन पढ़ने के क्लिक करे Class 12 Chemistry Mcq In Hindi All Chapter
हमलोग Class 12 Chemistry Chapter 5 Surface Chemistry MCQs In English के बारे स्टडी करेगे | Join Telegram For Fast Update :- Click Hare बोर्ड एग्जाम के लिए और अन्य स्टेट एग्जाम के लिए भी बहुत ही Important Objective Question पोस्ट किया गया है | Class 12 Chemistry के Chapter Name :- Surface Chemistry MCQ in English के बारे में जानेगे | आप सभी इस Objective Question को स्टडी करके अच्छे -अच्छे मार्क्स लाने की प्रयाश करे | और इस एजुकेशन साईट के बारे में दोस्त को बतेये |
Class 12 Chemistry Chapter 5 Surface Chemistry MCQs In English
Q1. milk is an example of which of the following?
- (A) emulsion
- (B) suspension
- (C) sol
- (D) none
Show Answer
(A) emulsion
Q2. the chemical adsorption reaction takes place
- (A) reversible
- (B) irreversible
- (C) polymerization
- (D) none
Show Answer
(B) irreversible
Q3. Tyndall effect is found in
- (A) in solutions
- (B) in precipitate
- (C) in sol
- (D) None
Show Answer
(C) in sol
Q4. How many layers are these in chemical adsorption?
- (A) one
- (B) two
- (C) Three
- (D) Four
Show Answer
(A) one
Q5. The main component of enzyme is
- (A) protien
- (B) carbohydrates
- (C) Fat
- (D) hormone
Show Answer
(A) protien
Q6. The process of adsorption is
- (A) endotherm
- (B) dorsal event
- (C) oxidation
- (D) revision
Show Answer
(B) dorsal event
Q7. Tyndall effect is not found in which of following?
- (A) sugar solution
- (B) gold colloidal solution
- (C) suspension
- (D) emulsion
Show Answer
(A) sugar solution
Q8. The charge on blood is found in
- (A) Zero
- (B) Negative
- (C) Positive
- (D) None
Show Answer
(B) Negative
Q9. Approximate heat released in physical adsorption (in k.J/mol)
- (A) 20-40
- (B) 40-60
- (C) 60-80
- (D) 90-100
Show Answer
(A) 20-40
Q10. The graph between logx/m and log P for the adsorption of a gas on a solid surface is linear. The slope of the graph is equal to
- (A) K
- (B) log K
- (C) In K
- (D) 1/n
Show Answer
(B) log K
class 12 chemistry chapter 5 objective questions in English
Q11. Which is not a surface phenomenon?
- (A) Homogeneous induction
- (B) mixing of solids
- (C) rusting
- (D) electrolysis process
Show Answer
(D) electrolysis process
Q12. Which of the following is not a colloidal solution?
- (A) Smoke
- (B) Ink
- (C) blood
- (D) Air
Show Answer
(D) Air
Q13. The rate of physical adsorption increases by?
- (A) lowering the temperature
- (B) raising the temperature
- (C) reducing the pressure
- (D) subtracting the surface area
Show Answer
(A) lowering the temperature
Q14. Water contains colloidal particles of soap
- (A) negatively charged
- (B) uncharged
- (C) positively charged
- (D) both (A) and (C)
Show Answer
(A) negatively charged
Q15. The diameter range in colloids is
- (A) 1 to 100 nm
- (B) 1 to 1000 nm
- (C) 1 to 100 cm
- (D) 1 to 100m
Show Answer
(B) 1 to 1000 nm
Class 12 chemistry chapter 5 surface chemistry objective questions
Q16. Fog is an example of which of the following type of colloidal system
- (A) solution of gas in liquid
- (B) solution of liquid in gas
- (C) solution of solid in liquid
- (D) solution of liquid in liquid
Show Answer
(B) solution of liquid in gas
Q17. Physical adsorption-----
- (A) There is a weak force of attraction between the adsorbent and the absorbent
- (B) chemical reaction takes place between adsorbent and absorbent
- (C) it is irreversible in nature
- (D) increases with increasing temperature
Show Answer
(A) There is a weak force of attraction between the adsorbent and the absorbent
Q18. Which arrangement is correct in decreasing order of coagulating capacity?
- (A) NaCl > BaCl > AICI
- (B) BaCl > AIC] > NaCl
- (C) AlCl2 > BaCl2 > NaCl
- (D) BaCl2 > NaCl > AlCl2
Show Answer
(C) AlCl2 > BaCl2 > NaCl
Q19. Which of the following is a solid-solid community?
- (A) Dhumra
- (B) Cake
- (C) Synthesized Gem
- (D) pumice stone
Show Answer
(C) Synthesized Gem
Q20. Which of the following is a lyophilic colloid?
- (A) Gum
- (B) Fog
- (C) Blood
- (D) None
Show Answer
(B) Fog
Q21. Fe acts as a catalyst for the preparation of ammonia by Haber’s method
- (A) Cu
- (B) MnO
- (C) Ni
- (D) Mo
Show Answer
(D) Mo
Q22. Which colloidal solution cannot be prepared by braiding arc method?
- (A) Pt
- (B) Fe
- (C) Ag
- (D) Au
Show Answer
(B) Fe
Q23. Liquid dispersed colloidal system in solid is called
- (A) Gels
- (B) Sol
- (C) Emulsion
- (D) None
Show Answer
(A) Gels
Q24. Which of the following is less than zero during adsorption?
- (A) AG
- (B) ASm
- (C) AH
- (D) All
Show Answer
(D) All
Q25. Hydrophobic colloids in the following are
- (A) Starch
- (B) Gelatin
- (C) Gum
- (D) Sulfur
Show Answer
(D) Sulfur
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Class 12 Chemistry Objective Question In English
surface chemistry mcq In English with answers pdf
| Pattern Based | Bihar Board, Patna |
| Class | 12th or Inter |
| Article Name | Class 12 Chemistry Chapter 5 Surface Chemistry MCQs In English |
| Category | Class 12 Chemistry Chapter Wise Objective Question |
| Chapter Name | Surface Chemistry |
| Subject | Class 12 Chemistry |
| Class 12th English Summary | BSEB Class 12th English Summary |
| Type Of Question | Objective Question || 01 Marks |
| Script | Hindi And English Medium |
| Published On | Bihari Academy |
