JEE Main 2022 (Online) 29th June Evening Shift | p-Block Elements Question 87 | Chemistry

Sulphur dioxide is one of the components of polluted air. SO₂ is also a major contributor to acid rain. The correct and complete reaction to represent acid rain caused by SO₂ is :

2SO₂ + O₂ $$\to$$ 2SO₃

SO₂ + O₃ $$\to$$ SO₃ + O₂

SO₂ + H₂O₂ $$\to$$ H₂SO₄

2SO₂ + O₂ + 2H₂O $$\to$$ 2H₂SO₄

JEE Main 2022 (Online) 29th June Morning Shift

MCQ (Single Correct Answer)

-1

Out of Syllabus

Match List-I with List-II.

	List-I (Metal)		List-II (Application)
(A)	Cs	(I)	High temperature thermometer
(B)	Ga	(II)	Water repellent sprays
(C)	B	(III)	Photoelectric cells
(D)	Si	(IV)	Bullet proof vest

Choose the most appropriate answer from the options given below :

(A)-(III), (B)-(I), (C)-(IV), (D)-(II)

(A)-(IV), (B)-(III), (C)-(II), (D)-(I)

(A)-(II), (B)-(III), (C)-(IV), (D)-(I)

(A)-(I), (B)-(IV), (C)-(II), (D)-(III)

JEE Main 2022 (Online) 29th June Morning Shift

MCQ (Single Correct Answer)

-1

Out of Syllabus

The oxoacid of phosphorus that is easily obtained from a reaction of alkali and white phosphorus and has two P-H bonds, is :

Phosphonic acid

Phosphinic acid

Pyrophosphorus acid

Hypophosphoric acid

JEE Main 2022 (Online) 28th June Evening Shift

MCQ (Single Correct Answer)

-1

Out of Syllabus

Among the given oxides of nitrogen ; N₂O, N₂O₃, N₂O₄ and N₂O₅, the number of compound/(s) having N - N bond is :

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