1
IIT-JEE 1991
MCQ (Single Correct Answer)
+1
-0.25
The oxidation state of the most electronegative element in the products of the reaction. BaO2 with dil. H2SO4 are
A
0 and -1
B
-1 and -2
C
-2 and 0
D
-2 and -1
2
IIT-JEE 1988
MCQ (Single Correct Answer)
+1
-0.25
In which mode of expression, the concentration of a solution remains independent of temperature?
A
Molarity
B
Normality
C
Formality
D
Molality
3
IIT-JEE 1986
MCQ (Single Correct Answer)
+1
-0.25
A molal solution is one that contains one mole of solute in
A
1000 g of solvent
B
1.0 L of solvent (1986, 1M)
C
1.0 L of solution
D
22.4 L of solution
4
IIT-JEE 1981
MCQ (Single Correct Answer)
+1
-0.25
If 0.50 mol of BaCl2 is mixed with 0.20 mol of Na3PO4, the maximum amount of Ba3(PO4)2 that can be formed is
A
0.70
B
0.50
C
0.20
D
0.10
JEE Advanced Subjects