Chemistry Quiz on P Block Elements for IIT JEE, NEET, Medical & Engineering Exam 2021

Chemistry Quiz on P Block Elements

Chemistry Quiz on P Block Elements: NEET/JEE Chemistry is considered to be the most scoring subject. As it is one of the easiest scoring subjects, it is often ignored and undermined a subject. But if you want to get an edge over others, here is a tip, master NEET/JEE Chemistry concepts. Chemistry demands the attention of students in understanding reactions and concrete basic understanding but once done it only gets easier from there. Mastering NCERT syllabus for NEET/JEE Chemistry should be topping your list of to-do for chemistry. In this post we are providing you Chemistry quiz on P Block Elements.

Chemistry Quiz on P Block Elements

 

1. Oxygen is not released on heating which of the compounds?

(a) (NH₄)₂Cr₂O₇

(b) K₂Cr₂O₇

(c) Zn(ClO₃)₂

(d) KClO₃

2. Which of the species has a permanent dipole moment?

(a) SF₄

(b) SiF₄

(c) BF₃

(d) XeF₄

3. Which of the statement is incorrect for XeO₄ ?

(a) four p?-d? bonds are present

(b) four sp³ – p ? bonds are present

(c) It has a tetrahedral shape

(d) It has a square planar shape

4. P₄O₁₀ has ______ bridging O atoms

(a) 4

(b) 5

(c) 6

(d) 2

5. Find the amphoteric oxide

(a) CaO₂

(b) CO₂

(c) SnO₂

(d) SiO₂

6. Graphite has a structural similarity with

(a) B₂H₆

(b) B₄C

(c) B

(d) BN

7. Which is the correct order of decreasing acidity of lewis acids?

(a) BBr₃ > BCl₃ > BF₃

(b) BF₃ > BCl₃ > BBr₃

(c) BCl₃ > BF₃ > BBr₃

(d) BBr₃ > BF₃ > BCl₃

8. In the presence of KF, AlF₃ is soluble in HF. Find the complex formed

(a) K₃[AlF₆]

(b) AlH₃

(c) K[AlF₃H]

(d) K₃[AlF₃H₃]

9. S-S bond is present in which of the ion pairs

(a) S₂O₇^2-, S₂O₃^2-

(b) S₄O₆^2-, S₂O₇^2-

(c) S₂O₇^2-, S₂O₈^2-

(d) S₄O₆^2-, S₂O₃^2-

10. Which is the correct order of decreasing bond dissociation enthalpy?

(a) F₂ > Cl₂ > Br₂ > I₂

(b) I₂ > Br₂ > Cl₂ > F₂

(c) Cl₂ > Br₂ > F₂ > I₂

(d) Br₂ > I₂ > F₂ > Cl₂

 

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