1
AIEEE 2003
MCQ (Single Correct Answer)
+4
-1
Which one of the following statements is correct?
A
From a mixed precipitate of AgCl and AgI, ammonia solution dissolves only AgCl
B
Ferric ions give a deep green precipitate on adding potassium ferrocyanide solution
C
On boiling a solution having K+, Ca2+ and HCO3 ions we get a precipitate of K2Ca(CO3)2.
D
Manganese salts give a violet borax bead test in the reducing flame
2
AIEEE 2003
MCQ (Single Correct Answer)
+4
-1
A red solid is insolvable in water. However it becomes soluble if some $$K{\rm I}$$ is added to water. Heating the red solid in a test tube results in liberation of some violet colored fumes and droplets of a metal appear on the cooler parts of the test tube. The red solid is :
A
$$Hg{{\rm I}_2}$$
B
$$HgO$$
C
$$P{b_3}{O_4}$$
D
$${\left( {N{H_4}} \right)_2}C{r_2}{O_7}$$
3
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
When KMnO4 acts as an oxidising agent and ultimately forms [MnO4]-2, MnO2, Mn2O3, Mn+2 then the number of electrons transferred in each case respectively is :
A
4, 3, 1, 5
B
1, 5, 3, 7
C
1, 3, 4, 5
D
3, 5, 7, 1
4
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
Most common oxidation states of Ce (cerium) are :
A
+3, +4
B
+2, +3
C
+2, +4
D
+3, +5
JEE Main Subjects
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12