Multiple choice question

7 KMnO 4 rFkk FeSO 4 dh vfHkfØ;k esa&
(a) FeSO 4 vkWDlh—r gksxk (b) KMnO 4 vkWDlh—r gksxk
(c) KMnO 4 vipf;r rFkk FeSO 4 vkWDlh—r gksxk
(d) KMnO 4 vkWDlh—r rFkk FeSO 4 vipf;r gksxk
In the reaction between KMnO 4 and FeSO 4 –
(a) FeSO 4 is oxidised (b) KMnO 4 is oxidised
(c) KMnO 4 is reduced and FeSO 4 is oxidised
(d) KMnO 4 is oxidised and FeSO 4 is reduced
8 E° = — RT — nf –In K dks dgrs gS&
(a) fxCl lehdj.k (b) fxCl gsYekgkYV~t lehdj.k
(c) uuZLV lehdj.k (d) ok.MjokYl lehdj.k
The above reaction is called–
(a) Gibb’s equation (b) Gibb’s Helmholtz equation
(c) Nernst equation (d) Vandervall’s equation
9 fuEu esa ls fdlesa N dh vkWDlhdj.k voLFkk lokZf/kd gS&
In which of the compound oxidation number of N is maximum–
(a) NH 3 (b) NH 2 OH (c) N 2 H 4 (d) NH 3
10 fuEu esa A ds LFkku ij D;k mi;qDr jgsxk&
2Fe3+ + Sn2+
(Aq) (Aq) 2Fe2+ + A (Aq)
What is appropriate at place of A in the following–
(a) Sn 4+ (b) Sn 3+ (c) Sn 2+ (d) Sn
oLrqfu"B oLrqfu"B iz'u
iz'u
11 >kx Iyk;u fof/k esa Åij >kx ds lkFk v;Ld ds d.k vk tkrs gSa] D;ksafd&
(a) budh lrg vklkuh ls xhyh ugha gks ikrh
(b) ;s vfoys; gksrs gSa (c) D;ksafd ;s gYds gksrs gSa
(d) ;s vkosf"kr d.k gksrs gSa
52