Multiple choice question
Multiple choice question Multiple choice question
What are free radicals? How they are formed? Give examples of primary, secondary and tertiary free radials? Also give order of the factors affecting the stability of free radials? iz'u&49 dkcksZ/kuk;u ,oa dkcksZ_.kk;u dks blds LFkkf;Ro lfgr le>kb;s\ Explain carbo cation and carbo anion along with their stability? iz'u&50 dkcksZ/kuk;u ,oa dkcksZ_.kk;u cukus dh fof/k;k¡ ,oa budk oxhZdj.k le>kb;s\ cgqfodYih; cgqfodYih; iz'uA iz'uA Give methods of preperation of carbo cations and carboanions along with their classification? bdkbZ&14 bdkbZ&14 ¼gkbMªksdkcZu½ ¼gkbMªksdkcZu½ (Hydrocarbons) cgqfodYih; iz'uA Multiple choice question 1 1 1 vad vad okys okys okys iz'u iz'u 1 fuEu esa ls fdldh fØ;k'khyrk lokZf/kd gS\ Which of the following is most reactive– (a) C 2 H 2 (b) CH 4 (c) C 2 H 4 (d) C 2 H 6 2 fuEu esa ls fdlesa LFkku leko;rk gS& Out of the following which one has position isomerism– (a) CH 3 —CH 2 —CH 2 —CH 3 (c) CH 3 —CH 2 —CH=CH 2 88 (b) CH 3—CH—CH 3 CH3 (d) CH —CH=CH 3 2 3 C 4 H 10 O }kjk iznf'kZr fd;s tkus okys dqy leko;fo;ksaa dh la[;k gS& Total isomerse represented by C 4 H 10 O is– (a) 3 (b) 4 (c) 6 (d) 7
4 C H O ds }kjk fdru izdkj ds vYdksgy cu ldrs gSa] bu lHkh leko;oh 4 10 vYdksgyksa dh laHkkfor la[;k gksxh& How many types of alcohols are possible, total number of these isomeric alcohols will be– (a) 1 (b) 2 (c) 3 (d) 4 5 C 6 H 14 ls cuus okys leko;fo;ksa dh vf/kdre la[;k gksxh& Maximum number of possible isomers by C 6 H 14 can be– (a) 4 (b) 5 (c) 6 (d) 7 6 bZFksukWy dk vU; leko;oh gks ldrk gS\ (a) esFksuky (b) MkbZ esfFky bZFkj (c) MkbZ ,fFky bZFkj (d) ,fFkyhu XykbZdky Other Isomers of ethanol can be– (a) Methanol (b) Di methyl ether (c) Di ethyl ether (d) Ethylene glycol 7 fuEufyf[kr lHkh lw=ksa ds v.kqlw= C H gS fdUrq buesa ls fdlh ,d esa 4 8 T;kferh; leko;ork ik;h tkrh gS] og gksxk& In all the following formulas all have molecular formula C 4 H 8 , but one of these has geometrical isomerism, it is– (a) H C=C H (b) (c) CH 3 CH 3 CH 3 C=C CH 3 8 viLQksVu jks/kh ;kSfxd gksrk gS& H H 89 CH 3 (d) H H CH 3 C=C C–C=C H (a) ,Ydsu (b) lkbDyks gSDlsu H CH 3 (c) csUthuks;M gkbMªksdkcZu (d) VSVªk bFkby ySM ¼VSy½ H H
- 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 and 46: 12 Kc dh bdkbZ gS& (a) ¼eksy izfr
- Page 47 and 48: 22 mRØe.kh; jklk;fud vfHkfØ;kvksa
- 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: iz'u&43 fuEu dks izsj.k izHkko ds v
- 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
- Page 97 and 98: 5 cgqydksa ds izdkjksa esa ls dkSu&
- Page 99: 18 FkSfyd ,flM dk jklk;fud lw= ----
What are free radicals? How they are formed? Give examples of primary,<br />
secondary and tertiary free radials? Also give order of the factors affecting<br />
the stability of free radials?<br />
iz'u&49 dkcksZ/kuk;u ,oa dkcksZ_.kk;u dks blds LFkkf;Ro lfgr le>kb;s\<br />
Explain carbo cation and carbo anion along with their stability?<br />
iz'u&50 dkcksZ/kuk;u ,oa dkcksZ_.kk;u cukus dh fof/k;k¡ ,oa budk oxhZdj.k le>kb;s\<br />
cgqfodYih; cgqfodYih; iz'uA<br />
iz'uA<br />
Give methods of preperation of carbo cations and carboanions along with<br />
their classification?<br />
bdkbZ&14<br />
bdkbZ&14<br />
¼gkbMªksdkcZu½<br />
¼gkbMªksdkcZu½<br />
(Hydrocarbons)<br />
cgqfodYih; iz'uA <strong>Multiple</strong> <strong>choice</strong> <strong>question</strong><br />
1 1 1 vad vad okys okys okys iz'u<br />
iz'u<br />
1 fuEu esa ls fdldh fØ;k'khyrk lokZf/kd gS\<br />
Which of the following is most reactive–<br />
(a) C 2 H 2 (b) CH 4 (c) C 2 H 4 (d) C 2 H 6<br />
2 fuEu esa ls fdlesa LFkku leko;rk gS&<br />
Out of the following which one has position isomerism–<br />
(a) CH 3 —CH 2 —CH 2 —CH 3<br />
(c) CH 3 —CH 2 —CH=CH 2<br />
88<br />
(b) CH 3—CH—CH 3<br />
CH3 (d) CH —CH=CH 3 2<br />
3 C 4 H 10 O }kjk iznf'kZr fd;s tkus okys dqy leko;fo;ksaa dh la[;k gS&<br />
Total isomerse represented by C 4 H 10 O is–<br />
(a) 3 (b) 4 (c) 6 (d) 7
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