Multiple choice question

12 Kc dh bdkbZ gS&
(a) ¼eksy izfr fyVj½ �n (b) ¼ok;q e.My½ �n
(c) eksy izfr fyVj @ ok;qe.My (d) buesa ls dksbZ ugha
The unit of Kc is–
(a) (Mol per litre) �n (b) (Atmosphere) �n
(c) Mol / Litre / Atmosphere (d) None of these
13 Kp dh bdkbZ gksxh&
(a) ¼eksy@fyVj½ �n (b) ¼eksy@fyVj@ok;qe.My½ �n
(c) ¼ok;qe.My½ �n (d) buesa ls dksbZ ugha
Unit of Kp will be–
(a) (Mol/litre) �n (b) (Mol/Litre/Atmosphere) �n
(c) (Atmosphere) �n (d) None of these
14 vfHkfØ;k H 2 + I 2 2HI
a b 0 vkjaHk esa (At initial stage)
(a–x) (b–x)
bl fØ;k ds fy;s Kc gksxk
2x lkE; ij (At equilibium)
For the above reaction Kc will be–
(a)
[H ]
2
2HI
[I ]
2 (b)
[H ]
2
[HI] 2
15 vfHkfØ;k 2HI H 2 + I 2
2
2 (c)
[I 2]
45
( 2x
v)
2
( ) b–x ( )
a–x
v
a 0 0 vkjaHk esa (At initial stage)
(a–2x) x x lkE; ij (At equilibium)
bl fØ;k ds fy;s Kc gksxk
For the above reaction Kc will be–
[HI]
(a)
2
[H 2 ] [I 2]
(b) 2
[H 2 ] [I 2]
[2HI]
fjDr fjDr LFkkuks LFkkuks dh dh iwfrZ iwfrZ dhft;sA
dhft;sA
(c)
fjDr LFkkuks dh iwfrZ dhft;sA Fill in the blanks
16 2NaHCO 3 ..................... + CO 2 + H 2 O
[H ]
2
[HI] 2
v
[I ]
2
( ) 2
( ) b–x ( v )
a–x
v
(d) 2x
v
2 2
[H] [I]
(d) 2
[2HI]