Multiple choice question
Multiple choice question Multiple choice question
17 3Fe + 4H 2 O Fe 3 O 4 + 4H 2 vfHkfØ;k ds fy;s& Kc = ............. gksxk rFkk Kp = ............... gksxk For the reaction 3Fe + 4H 2 O Fe 3 O 4 + 4H 2 the value of Kc = ............. and for Kp = ............... 18 ,d Å"ek'kks"kh izØe PCl 5 PCl 3 + Cl 2 ds fy;s �H = +Qcal gS rc bl vfHkfØ;k esa rki --------------- j[kuk gksxk rFkk nkc ---------------- j[kuk gksxk ¼;fn vfHkfØ;k vxz fn'k esa laiUu djkuh gS½ PCl 5 PCl 3 + Cl 2 ; �H = +Qcal, for this reaction to carry it in forward direction. We have to keep temp ........... and pressure ............. 19 cQZ ty – Qcal bl vfHkfØ;k esa mPp rki vfHkfØ;k dks ------------ fn'kk esa rFkk nkc o`f) fØ;k dks ----------------- fn'kk esa izsfjr djsxhA Ice Water – Qcal For this reaction temperature rise will induce the reaction in ........... direction and increased pressure will favour the reaction in a ............ direction. + 20 H + H O H 21 --------- gSA : [H : O H] # H vfHkfØ;k esa yqbl vEy ------------- rFkk yqbl {kkj In the above reaction Lewis acid is .............. and Lewis base is ............... H� � H N� H � � � � � � � � f� � � + B f � � � � f � � � � � � � � � � � � � H� � HN� H � � � � � 46 f B f f esa yqbl vEy ---------- rFkk --------- � yqbl {kkj gS D;ksafd --------------- ,d bysDVªku ;qXe ns jgk gS rFkk -------------- ,d bysDVªku ;qXe izkIr dj jgk gSA In above reaction Lewis acid is ................. and Lewis base is ............... because ................... is providing loan pair of electron and ............ is receiving it.
22 mRØe.kh; jklk;fud vfHkfØ;kvksa esa Kα dks ------------ dgrs gSaA In the reversible chemical reactions Kα is called ................. 23 vksLVokYM ruqrk fu;e ds vuqlkj vk;uu dh ek= vkSj vk;uu fLFkjkad ds e/; lEcU/k ds xf.krh; :i dks ---------------- }kjk O;Dr fd;k tk ldrk gS] nqcZy fo|qr vi?kV; ds fo;kstu dh ek=k mldh ------------------------- ds O;qRØekuqikrh gksrh gSA According to Ostwald’s dilution law the mathematical form and relationship between degree of ionization and ionization constant can be expressed as ............ and degree of ionization of a weak electrolyte is .......... proportional to its .............. 24 vfHkfØ;k AB A + + B – ds fy;s foys;rk rFkk foys;rk xq.kuQy esa lEcU/k dks -------------- }kjk n'kkZ;k tk ldrk gSA The relationship between solubility and solubility product for the reaction AB A + + B – can be represented by ................ 25 2SO + O 2 2 2SO + Qcal bl fØ;k esa SO ds vf/kdre fuekZ.k gsrq rki 3 3 ,oa nkc dh 'krZ gksxh --------------- In the above reaction for getting maximum SO 3 production the condition of temperature and pressure will be ............ 4 4 ,oa ,oa 5 5 vad vad okys okys iz'u iz'u iz'u&26 lkE; voLFkk fdls dgrs gSa\ bldh dksbZ 4 fo'ks"krk,sa fy[kks\ What is chemical equilibrium? Give its any four characteristics? iz'u&27 lkE; dh xfrdh; iz—fr dks tkuus ds fy;s iz;ksx vk/kkfjr mnkgj.k nhft;s\ ,sls dkSu ls dkjd gSa tks lkE; voLFkk izHkkfor dj mldh fn'k cny ldrs gSaA 47
- Page 1 and 2: ikB~;Øe ikB~;Øe jlk;u jlk;u 'kkL=
- Page 3 and 4: 5 fLFkj vuqikr fu;e ds LFkkid Fks&
- Page 5 and 6: 17 6.023 x 1023 fdlh Hkh nzO; ds ,d
- Page 7 and 8: cgqfodYih; cgqfodYih; iz'uA iz'uA b
- Page 9 and 10: According to Aufbau principle elect
- Page 11 and 12: 18 Cr rRo dk bySDVªkfud foU;kl ---
- Page 13 and 14: iz'u&37 fdlh rRo dk ijek.kq Øekad
- Page 15 and 16: The increasing order of size will b
- Page 17 and 18: 22 Li ,oa Mg rFkk Be vkSj Al ds xq.
- Page 19 and 20: iz'u&35 fdlh vkorZ esa rFkk lewg es
- Page 21 and 22: c
- Page 23 and 24: 19 vk/kqfud vkorZ lkfj.kh fuEu esa
- Page 25 and 26: iz'u&31 gkbMªkstu cU/k ds dkj.k ;k
- Page 27 and 28: 2 O rFkk H dk ?kuRo vuqikr 16:1 gS
- Page 29 and 30: Evaporation of water should come un
- Page 31 and 32: iz'u&27 ,oksxsMªks fu;e dks ifjHkk
- Page 33 and 34: iz'u&42 ije 'kwU;] ije rki ,oa NTP
- Page 35 and 36: 8 mRØe.kh; vfHkfØ;k ds fy;s lkE;
- Page 37 and 38: fjDr fjDr fjDr LFkkuksa LFkkuksa dh
- Page 39 and 40: In measuring �U and �H for calc
- Page 41 and 42: If �H f ° = 3400 cal/mol, then c
- Page 43 and 44: cgqfodYih; cgqfodYih; iz'uA iz'uA b
- Page 45: 12 Kc dh bdkbZ gS& (a) ¼eksy izfr
- Page 49 and 50: Differentiate among concept of acid
- Page 51 and 52: In oxidation state there is- (a) Ga
- Page 53 and 54: In the froth floating process parti
- Page 55 and 56: iz'u&7 fo|qr jklk;fud lSy dk ukekaf
- Page 57 and 58: iz'u&19 xkayd fdl dgrs gS\ bldk pqu
- Page 59 and 60: 5 H 2 O, H 2 S, H 2 Se rFkk H 2 Te
- Page 61 and 62: Explain the structure of H 2 O 2 wi
- Page 63 and 64: (b) Na 2 SO 4 dh ty;kstu ÅtkZ tkyd
- Page 65 and 66: Give labelled diagram for soda amon
- Page 67 and 68: iz'u&31 f}rh; lewg ds rRoks dks {kk
- Page 69 and 70: fjDr fjDr LFkkuks LFkkuks dh dh iwf
- Page 71 and 72: In any group atomic mass increase g
- Page 73 and 74: Describe electrolytic method for ge
- Page 75 and 76: In elements of group-14, on coming
- Page 77 and 78: 4 4 4 ,oa ,oa ,oa 5 5 5 vad vad oky
- Page 79 and 80: 2 ftu nzo inkFkksZ ds DoFkukad fHkU
- Page 81 and 82: 8 isij ØksesVksxzkQh }kjk jaxks dk
- Page 83 and 84: 16 dsfj;l uyh esa CH 2 ClCOOH dks l
- Page 85 and 86: 4 4 4 ,oa ,oa ,oa 5 5 5 vad vad oky
- Page 87 and 88: iz'u&43 fuEu dks izsj.k izHkko ds v
- Page 89 and 90: 4 C H O ds }kjk fdru izdkj ds vYdks
- Page 91 and 92: iz'u&14 esØksekWyhD;wy D;k gksrs g
- Page 93 and 94: (c) vkblksizhu ls ikWyhvkblksizhu (
- Page 95 and 96: Pollutants are said- (a) CO 2 , SO
17 3Fe + 4H 2 O Fe 3 O 4 + 4H 2 vfHkfØ;k ds fy;s&<br />
Kc = ............. gksxk rFkk Kp = ............... gksxk<br />
For the reaction 3Fe + 4H 2 O Fe 3 O 4 + 4H 2<br />
the value of Kc = ............. and for Kp = ...............<br />
18 ,d Å"ek'kks"kh izØe PCl 5 PCl 3 + Cl 2 ds fy;s �H = +Qcal gS rc bl<br />
vfHkfØ;k esa rki --------------- j[kuk gksxk rFkk nkc ---------------- j[kuk gksxk ¼;fn<br />
vfHkfØ;k vxz fn'k esa laiUu djkuh gS½<br />
PCl 5 PCl 3 + Cl 2 ; �H = +Qcal, for this reaction to carry it in forward<br />
direction. We have to keep temp ........... and pressure .............<br />
19 cQZ ty – Qcal<br />
bl vfHkfØ;k esa mPp rki vfHkfØ;k dks ------------ fn'kk esa rFkk nkc o`f) fØ;k<br />
dks ----------------- fn'kk esa izsfjr djsxhA<br />
Ice Water – Qcal<br />
For this reaction temperature rise will induce the reaction in ........... direction<br />
and increased pressure will favour the reaction in a ............ direction.<br />
+ 20 H + H O H<br />
21<br />
--------- gSA<br />
:<br />
[H : O H] #<br />
H<br />
vfHkfØ;k esa yqbl vEy ------------- rFkk yqbl {kkj<br />
In the above reaction Lewis acid is .............. and Lewis base is ...............<br />
H�<br />
� H N�<br />
H<br />
�<br />
�<br />
�<br />
�<br />
�<br />
�<br />
� � f�<br />
�<br />
� + B f<br />
�<br />
�<br />
� � f<br />
�<br />
�<br />
�<br />
�<br />
�<br />
�<br />
�<br />
�<br />
�<br />
�<br />
�<br />
�<br />
�<br />
H�<br />
� HN�<br />
H<br />
�<br />
�<br />
�<br />
�<br />
�<br />
46<br />
f<br />
B f<br />
f<br />
esa yqbl vEy ---------- rFkk ---------<br />
�<br />
yqbl {kkj gS D;ksafd --------------- ,d bysDVªku ;qXe ns jgk gS rFkk -------------- ,d<br />
bysDVªku ;qXe izkIr dj jgk gSA<br />
In above reaction Lewis acid is ................. and Lewis base is ............... because<br />
................... is providing loan pair of electron and ............ is receiving it.