1
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-
2
JEE Main 2013 (Offline)
MCQ (Single Correct Answer)
+4
-1
Which of the following complex species is not expected to exhibit optical isomerism?
A
[Co (en)2 Cl2]-
B
[Co (NH3)3 Cl3]
C
[Co (en) (NH3)2 Cl2]+
D
[Co (en)3]3+
3
AIEEE 2012
MCQ (Single Correct Answer)
+4
-1
Which among the following will be named as dibromidobis (ethylene diamine) chromium(III) bromide?
A
[Cr (en)3 ] Br3
B
[Cr (en)2 Br2 ] Br
C
[Cr (en) Br4 ]-
D
[Cr (en) Br2 ] Br
4
AIEEE 2011
MCQ (Single Correct Answer)
+4
-1
Which of the following facts about the complex [Cr (NH3)6 ]Cl3 is wrong?
A
The complex is paramagnetic
B
The complex is an outer orbital complex
C
The complex gives white precipitate with silver nitrate solution
D
The complex involves d2sp3 hybridization and is octahedral in shape.
JEE Main Subjects
EXAM MAP