1
IIT-JEE 2009 Paper 2 Offline
MCQ (More than One Correct Answer)
+4
-2

In the reaction

$$\mathrm{2X+B_2H_6\to[BH_2(X)_2]^+[BH_4]^-}$$

the amine(s) X is(are) :

A
NH$$_3$$
B
CH$$_3$$NH$$_2$$
C
(CH$$_3$$)$$_2$$NH
D
(CH$$_3$$)$$_3$$N
2
IIT-JEE 2009 Paper 2 Offline
MCQ (More than One Correct Answer)
+4
-2

The nitrogen oxide(s) that contain(s) N-N bond(s) is(are)

A
N$$_2$$O
B
N$$_2$$O$$_3$$
C
N$$_2$$O$$_4$$
D
N$$_2$$O$$_5$$
3
IIT-JEE 2009 Paper 2 Offline
MCQ (More than One Correct Answer)
+4
-2

The correct statement(s) about the following sugar X and Y is(are)

IIT-JEE 2009 Paper 2 Offline Chemistry - Biomolecules Question 4 English 1IIT-JEE 2009 Paper 2 Offline Chemistry - Biomolecules Question 4 English 2

A
X is a reducing sugar and Y is a non-reducing sugar.
B
X is a non-reducing sugar and Y is a reducing sugar.
C
The glucosidic linkages in X and Y are $$\alpha$$ and $$\beta$$, respectively.
D
The glucosidic linkages in X and Y are $$\beta$$ and $$\alpha$$, respectively.
4
IIT-JEE 2009 Paper 2 Offline
MCQ (Single Correct Answer)
+3
-0

Match each of the reactions given in Column I with the corresponding product(s) given in Column II:

Column I Column II
(A) $$\mathrm{Cu+dil.~HNO_3}$$ (P) $$\mathrm{NO}$$
(B) $$\mathrm{Cu+conc.~HNO_3}$$ (Q) $$\mathrm{NO_2}$$
(C) $$\mathrm{Zn+dil.~HNO_3}$$ (R) $$\mathrm{N_2O}$$
(D) $$\mathrm{Zn+conc.~HNO_3}$$ (S) $$\mathrm{Cu(NO_3)_2}$$
(T) $$\mathrm{Zn(NO_3)_2}$$

A
(A)$$\to$$(P), (S); (B)$$\to$$(R), (S); (C)$$\to$$(R), (T); (D)$$\to$$(R), (T)
B
(A)$$\to$$(T), (S); (B)$$\to$$(P), (S); (C)$$\to$$(R), (T); (D)$$\to$$(S), (T)
C
(A)$$\to$$(P), (S); (B)$$\to$$(Q), (S); (C)$$\to$$(R), (T); (D)$$\to$$(Q), (T)
D
(A)$$\to$$(R), (S); (B)$$\to$$(Q), (S); (C)$$\to$$(R), (T); (D)$$\to$$(S), (T)
JEE Advanced Papers
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12