IIT-JEE 2012 Paper 2 Offline | p-Block Elements Question 40 | Chemistry

IIT-JEE 2012 Paper 2 Offline

MCQ (Single Correct Answer)

-1

Bleaching powder and bleach solution are produced on a large scale and used in several household products. The effectiveness of bleach solution is often measured by iodometry.

25 mL of household bleach solution was mixed with 30 mL of 0.50 M KI and 10 mL of 4 N acetic acid. In the titration of the liberated iodine, 48 mL of 0.25 N Na₂S₂O₃ was used to reach the end point. The molarity of the household bleach solution is

0.48 M

0.96 M

0.24 M

0.024 M

IIT-JEE 2012 Paper 1 Offline

MCQ (Single Correct Answer)

-1

Which ordering of compounds is according to the decreasing order of the oxidation state of nitrogen?

HNO₃, NO, NH₄Cl, N₂

HNO₃, NO, N₂, NH₄Cl

HNO₃, NH₄Cl, NO, N₂

NO, HNO₃, NH₄Cl, N₂

IIT-JEE 2011 Paper 1 Offline

MCQ (Single Correct Answer)

-1

Extra very pure N₂ can be obtained by heating

NH₃ with CuO

NH₄NO₃

(NH₄)₂CrO₇

Ba(N₃)₂

IIT-JEE 2010 Paper 2 Offline

MCQ (Single Correct Answer)

-0

All the compounds listed in Column I react with water. Match the result of the respective reactions with the appropriate options listed in Column II.

Column I	Column II
(A) (CH₃)₂SiCl₂	(P) Hydrogen halide formation
(B) XeF₄	(Q) Redox reaction
(C) Cl₂	(R) Reacts with glass
(D) VCl₅	(S) Polymerisation
	(T) O₂ formation

(A)→(P); (B)→(P), (Q), (R), (T); (C)→(P); (D)→(P)

(A)→(P), (S); (B)→(P), (Q), (R), (T); (C)→(P), (Q); (D)→(P)

(A)→(P), (S); (B)→(P), (R), (T); (C)→(P), (Q); (D)→(P)

(A)→(P), (S); (B)→(P), (Q), (R); (C)→(P), (Q); (D)→(P)

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