JEE Main 2021 (Online) 27th July Evening Shift | p-Block Elements Question 126 | Chemistry

	List - I (compound)		List - II (effect/affected species)
(a)	Carbon monoxide	(i)	Carcinogenic
(b)	Sulphur dioxide	(ii)	Metabolized by pyrus plants
(c)	Polychlorinated biphenyls	(iii)	haemoglobin
(d)	Oxides of Nitrogen	(iv)	Stiffness of flower buds

Choose the correct answer from the options given below :

(a) - (iii), (b) - (iv), (c) - (i), (d) - (ii)

(a) - (iv), (b) - (i), (c) - (iii), (d) - (ii)

(a) - (i), (b) - (ii), (c) - (iii), (d) - (iv)

(a) - (iii), (b) - (iv), (c) - (ii), (d) - (i)

JEE Main 2021 (Online) 27th July Evening Shift

MCQ (Single Correct Answer)

-1

Out of Syllabus

Number of Cl = O bonds in chlorous acid, chloric acid and perchloric acid respectively are :

3, 1 and 1

4, 1 and 0

1, 1 and 3

1, 2 and 3

JEE Main 2021 (Online) 27th July Morning Shift

MCQ (Single Correct Answer)

-1

Out of Syllabus

The product obtained from the electrolytic oxidation of acidified sulphate solutions, is :

HSO$$_4^ - $$

HO₃SOOSO₃H

HO₂SOSO₂H

HO₃SOSO₃H

JEE Main 2021 (Online) 25th July Morning Shift

MCQ (Single Correct Answer)

-1

Which one of the following compounds of Group-14 elements is not known?

[GeCl₆]^2$$-$$

[Sn(OH)₆]^2$$-$$

[SiCl₆]^2$$-$$

[SiF₆]^2$$-$$

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