1
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one of the following pairs of species have the same bond order ?
A
O2, NO+
B
CN$$-$$, CO
C
N2, O2$$-$$
D
CO, NO
2
NEET 2017
MCQ (More than One Correct Answer)
+4
-1
Change Language
Which of the following pairs of compounds is isostructural ?
A
Tel2, XeF2
B
IBr2$$-$$, XeF2
C
IF3, XeF2
D
BeCl2, XeF2
3
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
A gas is allowed to expand in a well insulated container against a constant external pressure of 2.5 atm from an initial volume of 2.50 L to a final volume of 4.50 L. The change in internal energy $$\Delta $$U of the gas in joules will be
A
$$-$$ 500 J
B
$$-$$ 505 J
C
+ 505 J
D
1136.25 J
4
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
Concentration of the Ag+ ions in a saturated solution of Ag2C2O4 is 2.2 $$ \times $$ 10$$-$$4 mol L$$-$$1. Solubility product of Ag2C2O4 is
A
2.66 $$ \times $$ 10$$-$$12
B
4.5 $$ \times $$ 10$$-$$11
C
5.3 $$ \times $$ 10$$-$$12
D
2.42 $$ \times $$ 10$$-$$8