Multiple choice question
Multiple choice question Multiple choice question
Anti knocking compounds is– (a) Alkane (b) Cyclo hexane (c) Benzenoid hydrocarbon (d) Tetra ethyl lead (TEL) 9 fuEu esa ls fdlds lkFk AgNO 3 }kjk lQsn vo{ksi izkIr ugh gksxk& Out of the following which will not produce white precipitate with AgNO3 (a) CH ≡ CH (b) Cl CH 2–C≡C (c) CH —CH —CH 3 2 3 CH 2–C≡C (d) Cl 10 C 2 H 4 rFkk C 2 H 2 esa vUrj djus ds fy;s fuEu esa ls dkSu lk vfHkdeZd gksxk\ (a) tyh; {kkjh; KMnO 4 (c) veksfu;k¡—r Cu 2 Cl 2 90 (b) Cl rFkk CCl 4 foy;u (d) lkUnz H 2 SO 4 Which reagent out of the following will differentiate between C 2 H 4 and C 2 H 2 – (a) Alkaline KNnO 4 (c) Amoniacal Cu 2 Cl 2 4 4 4 ,oa ,oa 5 5 5 vad vad okys okys iz'u iz'u (b) Cl 2 disolved in CCl 4 (d) Concentrated H 2 SO 4 iz'u&11 bySDVªkWu Lusgh ;ksxkRed vfHkfØ;kvksa dh fØ;k fof/k le>kb;s\ Explain mechanism of electrophillic addition reactions? iz'u&12 ekjdksuhdkWQ fu;e dks Li"V djrs gq, ;ksxkRed fØ;kvksa dks Li"V dhft;s\ Explaining markownikofp’s rule give an account of addition reactions? iz'u&13 ijkDlkbM izHkko D;k gS\ ekjdksuhdkWQ fu;e rFkk ijkDlkbM izHkko ds mnkgj.k nsrs gq,s ijkDlkbM izHkko dks Li"V dhft;s\ What is peroxide effect? By giving examples of Markownikoff’s and peroxide effect, explain peroxide effect?
iz'u&14 esØksekWyhD;wy D;k gksrs gSa\ cgqyhdj.k ds mnkgj.k ysrs gq, bUgsa Li"V dhft;s\ ikWyhFkhu] ikWyh izksiyhu] vkblksizhu rFkk ikWyh foukby DyksjkbM ds cgqyhdj.k }kjk buds esØksekWyhD;wy crykb;s\ What are macromolecules? Explain by taking examples of polymerization give macro molecules of polythene, polypropylene, isoprene and polyvinyl chloride? iz'u&15 ,Ydsu ,Ydhu rFkk ,Ydkbu ds fy;s ltkrh; Js.kh ds lw= fyf[k;s\ ,YdkbUl ls ,lhVSykbM fdl izdkj cuk;s tk ldrs gS\ dkWij rFkk flYoj ,lhVSykbM ds lw= fyf[k;s\ Gie general formula for homologous series of alkanes alkenes and alkynes? How acetaldehydes can be obatined from alkyne, give formula of copper and silver acetalyde? iz'u&16 ,Ydkbuksa esa leko;ork dks Li"V dhft;s\ buesa T;kferh; leko;ork D;ksa ugha ik;h tkrh gS dkj.k nhft;s\ Explain isomerism in Alkynes? Why geometrical isomerism is not possible in alkynes give reasons? iz'u&17 ,Ydkbuksa dk ty;kstu fdu n'kkvksa es ,YMhgkbM rFkk dhVksuksa dk fuekZ.k djrk gS] jklk;fud lehdj.kksa ds }kjk Li"V dhft;s\ Write the conditions for the formation of Aldehydes and ketones by hydratrion of alkynes? Give chemical equations? iz'u&18 Dyksjhu ty ,oa ,lhfVd vEy dk bFkkbu ,oa izksikbu ds lkFk ;ksx jklk;fud lehdj.kksa dh lgk;rk ls Li"V dhft;s\ Give chemical reactions for addition with chlorine water and acetic acid on ethynes? 91
- 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 and 88: iz'u&43 fuEu dks izsj.k izHkko ds v
- Page 89: 4 C H O ds }kjk fdru izdkj ds vYdks
- 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= ----
iz'u&14 esØksekWyhD;wy D;k gksrs gSa\ cgqyhdj.k ds mnkgj.k ysrs gq, bUgsa Li"V<br />
dhft;s\ ikWyhFkhu] ikWyh izksiyhu] vkblksizhu rFkk ikWyh foukby DyksjkbM ds<br />
cgqyhdj.k }kjk buds esØksekWyhD;wy crykb;s\<br />
What are macromolecules? Explain by taking examples of polymerization<br />
give macro molecules of polythene, polypropylene, isoprene and polyvinyl<br />
chloride?<br />
iz'u&15 ,Ydsu ,Ydhu rFkk ,Ydkbu ds fy;s ltkrh; Js.kh ds lw= fyf[k;s\ ,YdkbUl<br />
ls ,lhVSykbM fdl izdkj cuk;s tk ldrs gS\ dkWij rFkk flYoj ,lhVSykbM<br />
ds lw= fyf[k;s\<br />
Gie general formula for homologous series of alkanes alkenes and alkynes?<br />
How acetaldehydes can be obatined from alkyne, give formula of copper and<br />
silver acetalyde?<br />
iz'u&16 ,Ydkbuksa esa leko;ork dks Li"V dhft;s\ buesa T;kferh; leko;ork D;ksa<br />
ugha ik;h tkrh gS dkj.k nhft;s\<br />
Explain isomerism in Alkynes? Why geometrical isomerism is not possible<br />
in alkynes give reasons?<br />
iz'u&17 ,Ydkbuksa dk ty;kstu fdu n'kkvksa es ,YMhgkbM rFkk dhVksuksa dk fuekZ.k<br />
djrk gS] jklk;fud lehdj.kksa ds }kjk Li"V dhft;s\<br />
Write the conditions for the formation of Aldehydes and ketones by hydratrion<br />
of alkynes? Give chemical equations?<br />
iz'u&18 Dyksjhu ty ,oa ,lhfVd vEy dk bFkkbu ,oa izksikbu ds lkFk ;ksx jklk;fud<br />
lehdj.kksa dh lgk;rk ls Li"V dhft;s\<br />
Give chemical reactions for addition with chlorine water and acetic acid on<br />
ethynes?<br />
91
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