1
JEE Main 2014 (Offline)
MCQ (Single Correct Answer)
+4
-1
The octahedral complex of a metal ion M3+ with four monodentate ligands L1, L2, L3 and L4 absorb wavelengths in the region of red, green, yellow and blue, respectively. The increasing order of ligand strength of the four ligands is :
A
L3 < L2 < L4 < L1
B
L1 < L2 < L4 < L3
C
L4 < L3 < L2 < L1
D
L1 < L3 < L2 < L4
2
JEE Main 2014 (Offline)
MCQ (Single Correct Answer)
+4
-1
The equation which is balanced and represents the correct product(s) is :
A
[Mg (H2O)6 ]2+ + (EDTA)4- $$\buildrel {excess\,NaOH} \over \longrightarrow $$ [Mg (EDTA) ]2+ + 6H2O
B
CuSO4 + KCN $$\to$$ K2 [Cu (CN)4] + K2SO4
C
Li2O + 2KCl $$\to$$ 2LiCl + K2O
D
[CoCl(NH3)5]+ + 5H+ $$\to$$ Co2+ + $$5NH_4^+$$ + Cl-
3
JEE Main 2014 (Offline)
MCQ (Single Correct Answer)
+4
-1
In SN2 reactions, the correct order of reactivity for the following compounds:
CH3Cl, CH3CH 2Cl, (CH3)2CHCl and (CH3)3CCl is:
A
CH3CH2Cl > CH3Cl > (CH3)2CHCl > (CH3)3CCl
B
(CH3)2CHCl > CH3CH2Cl > CH3Cl > (CH3)3CCl
C
CH3Cl > (CH3)2CHCl > CH3CH2Cl > (CH3)3CCl
D
CH3Cl > CH3CH2Cl > (CH3)2CHCl > (CH3)3CCl
4
JEE Main 2014 (Offline)
MCQ (Single Correct Answer)
+4
-1
The major organic compound formed by the reaction of 1, 1, 1– trichloroethane with silver powder is:
A
2- Butyne
B
2- Butene
C
Acetylene
D
Ethene
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