Class 12 Chemistry Chapter 7 The p-Block Elements MCQs In English
आज के इस लेख में आपलोगों के लिए Class 12 Chemistry Chapter 7 The p-Block Elements 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 |
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Class 12 Chemistry Chapter 7 The p-Block Elements MCQs In English
Q1. In Which of the following compounds nitrogen exhibits highest oxidations state?
- (A) N2H2
- (B) NH₃
- (C) N₃H
- (D) NH₂OH
Show Answer
(C) N₃H
Q2. nitrogen forms N2 but phosphorus does not form P2 however it converts P₄ is reason is
- (A) triple bond present between phosphorus atoms
- (B) Pπ-Pπ bonding is weak
- (C) Pπ-Pπ bonding is strong
- (D) multiple bonds form easily
Show Answer
(B) Pπ-Pπ bonding is weak
Q3. which of the following oxides is most acidic?
- (A) AS₂O₅
- (B) P₂S₅
- (C) N₂O₅
- (D) Sb₂O₅
Show Answer
(C) N₂O₅
Q4. Which of the following is a tetrabasic acid?
- (A) Hypophosphorus acid
- (B) Metaphosphoric acid
- (C) Pyrophosphoric acid
- (D) Orthophosphoric acid
Show Answer
(C) Pyrophosphoric acid
Q5. Sulphur molecule is
- (A) diatomic
- (B) triatamic
- (C) tetratomic
- (D) Octa-atomic
Show Answer
(D) Octa-atomic
Q6. which of the following is the metallic elements in group 15
- (A) AS
- (B) Sb
- (C) Bi
- (D) P
Show Answer
(C) Bi
Q7. which of the following statements is not correct for nitrogen?
- (A) its electronegativity is very high
- (B) D-orbitals are avaiable for bonding
- (C) it is a typical non-metal
- (D) its molecular size is small
Show Answer
(B) D-orbitals are avaiable for bonding
Q8. which of the following has the highest Pπ-Pπ bonding tendency?
- (A) N
- (B) P
- (C) As
- (D) Sb
Show Answer
(A) N
Q9. phosphorus is not obtained by the reaction
- (A) while P is heated with NaOH
- (B) Red P is heated with NaoH
- (C) Ca₃P₂
- (D) phosphorus trioxide is boiled with water
Show Answer
(B) Red P is heated with NaoH
Q10. The number of P-O-P bonds in cyclic metaphosphoric acid is
- (A) 2
- (B) 3
- (C) 4
- (D) 5
Show Answer
(A) 2
MCQ Questions for Class 12 Chemistry Chapter 7 The p-Block Elements with Answers
Q11. Which of the following has maximum ionisation potential?
- (A) Al
- (B) P
- (C) Si
- (D) Mg
Show Answer
(B) P
Q12. Which one of the following elements is found in free state in nature?
- (A) Sodium
- (B) Iron
- (C) Zinc
- (D) Gold
Show Answer
(D) Gold
Q13. Modern periodic table is given by
- (A) Debonair
- (B) Mendeleef
- (C) Mendel
- (D) None
Show Answer
(B) Mendeleef
Q14. Which one of the following dement is liquid at normal temperature?
- (A) zinc
- (B) mercury
- (C) bromine
- (D) water
Show Answer
(B) mercury
Q15. The term ‘pnictogens’ refers to which group?
- (A) Group 15
- (B) Group 14
- (C) Group 13
- (D) Group 11
Show Answer
(A) Group 15
Class 12 chemistry chapter 7 the p block elements mcqs download
Q16. The number of P–O–P bridges in the structure of phosphorus pentoxide and phosphorus trioxide are respectively
- (A) 6, 6
- (B) 5, 6
- (C) 5, 5
- (D) 4, 6
Show Answer
(A) 6, 6
Q17. Pick out the wrong statement.
- (A) Nitrogen has the ability to form pπ-pπ bonds with itself.
- (B) Bismuth forms metallic bonds in elemental state.
- (C) Catenation tendency is higher in nitrogen when compared with other elements of the same group.
- (D) Nitrogen has higher first ionisation enthalpy when compared with other elements of the same group.
Show Answer
(C) Catenation tendency is higher in nitrogen when compared with other elements of the same group.
Q18. Which of the following elements does not form stable diatomic molecules ?
- (A) Iodine
- (B) Phosphorus
- (C) Nitrogen
- (D) Oxygen
Show Answer
(B) Phosphorus
Q19. The catalyst used in the manufacture of HNO₃ by Ostwald’s process is
- (A) platinum gauze
- (B) vanadium pentoxide
- (C) finely divided nickel
- (D) platinum black
Show Answer
(A) platinum gauze
Q20. Which of the following is the strongest reducing agent ?
- (A) NH₃
- (B) PH₃
- (C) BiH₃
- (D) SbH₃
Show Answer
(C) BiH₃
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Class 12 Chemistry Objective Question In English And Hindi
CBSE Class 12 Chemistry The p Block Elements MCQs
| Pattern Based | Bihar Board, Patna |
| Class | 12th or Inter |
| Article Name | Class 12 Chemistry Chapter 7 The p-Block Elements MCQs In English |
| Category | Class 12 Chemistry Chapter Wise Objective Question |
| Chapter Name | p-Block Elements |
| 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 |
