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Chemical reactinon 2nd part (hsc)
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Chemical reactinon 2nd part (hsc)
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http://tanbircox.blogspot.com আপনার ই−বুক বা pdf ররডাররর Menu Bar এর View অপশনরি তে রিক করর Auto /Automatically Scroll অপশনরি রিরেক্ট করুন (অথবা িরািরর তেরে Ctrl + Shift + H ) এবার ↑ up Arrow বা ↓ down Arrow তে রিক করর আপনার পড়ার িুরবধা অনুিারর স্ক্রে স্পীড রিক করর রনন। 1| A¨v‡gvwbqvi (NH3) mv‡_ (K) Aw·‡Rb (L) †mvwWqvg Gi wewμqv †`LvI (K) cvwUbvg cÖfve‡Ki Dcw¯’wZ‡Z A¨v‡gvwbqv Aw·‡R‡bi mv‡_ 9000 †m. ZvcgvÎvq wewμqv K‡i bvBwUªK A·vBW I cvwb Drcboe K‡i| 4NH3 + 5O2 C 0 900 4NO + 6H2O (L) †mvwWqv‡gi mv‡_ ﯋ A¨v‡gvwbqv M¨v‡mi wewμqvq †mvwWqvg A¨vgvBW MwVZ nq| 2Na + 2NH3 = 2NaNH2 +H2 2| P2O3 Gi mv‡_ (K) †K¬vwib (L) cvwb (M) Aw·‡R‡bi wewμqv †jL| (K) Bnv †K¬vwi‡bi ms¯ú‡k© R¡‡j D‡V Ges dmdivm Aw·UªvB‡K¬vivBW I dmdivm WvB Aw· g‡bv †K¬vivBW MVb K‡i| P2O3 + 2Cl2 = POCl3 + PO2Cl (L) Bnv kxZj cvwbi mv‡_ wewμqv K‡i dm‡dvwbK GwmW Drcboe K‡i| P2O3 +3H2O = 2H3PO3 wKš‘ Mig cvwbi mv‡_ wewμqv K‡i dmwdb I dm‡dvwiK GwmW MVb K‡i| 2P2O3 + 6H2O = PH3 + 3H3PO4 (M) Bnv‡K AwZwi³ Aw·‡R‡b `nb Ki‡j dmdivm †c›Uv A·vBW MVb K‡i| P2O3 +O2 = P2O5
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http://tanbircox.blogspot.com 3| P2O5 Gi mv‡_ kxZj I Mig cvwbi wewμqv kxZj cvwbi mv‡_ P2O5 wnm wnm kã mnKv‡i wewμqv K‡i †gUvdmdwiK GwmW MVb K‡i| P2O5 +H2O = 2HPO3 DËß cvwb‡Z P2O5 †hvM Ki‡j A‡_©vdmdwiK GwmW MwVZ nq| P2O5 +3H2O = 2H3PO4 4| DËß Ki‡j wK N‡U? (K) KNO3 (L) Pb(NO3)2 (M) NH4NO3 (†bvU t Zwor ivmvqwbK mvwi‡Z K¨vjwmqv‡gi Dc‡ii avZz mg~‡ni bvB‡UªU Zv‡c bvBUªvBU-G cwiYZ nq| K¨vjwmqvg †_‡K Kcvi ch©š— avZzi bvB‡UªU Zv‡ci cÖfv‡e A·vBW MVb K‡i| Kcv‡ii wb‡P Aew¯’Z avZzi bvB‡UªU we‡qvwRZ n‡q avZz‡Z cwiYZ nq) (K) KNO3 = 2KNO2 + O2 (L) Pb(NO3)2 2PbO + 4NO2+O2 (M) NH4NO3 N2O + 2H2O 5| CuSO4 Ges AgNO3 `ªe‡Y c„_Kfv‡e AwZwi³ A¨v‡gvwbqv `ªeY †hvM Ki‡j wK wK cvIqv hvq? CuSO4 Gi mv‡_ A¨v‡gvwbqv `ªeY t CuSO4 Gi mv‡_ A¨v‡gvwbqv `ªeY (NH4OH) †hvM Ki‡j cÖ_‡g ¶vixq Kcvi mvj‡d‡Ui bxj Aa‡¶c c‡o| c‡i AwZwi³ A¨v‡gvwbqv `ªeY †hvM Ki‡j †UUªvwgb wKDwcÖK mvj‡d‡Ui Mvp bxj `ªeY m„ó nq| 2CuSO4 + 2NH4OH = CuSO4.Cu(OH)2 + (NH4)2SO4 CuSO4.Cu(OH)2 + (NH4)2SO4+ 6NH4OH = 2[Cu(NH3)4]SO4 +8H2O AgNO3 Gi mv‡_ A¨v‡gvwbqv `ªeY t AgNO3 Gi mv‡_ AwZwi³ A¨v‡gvwbqv `ªeY2†hvM Ki‡j `ªeYxq WvB A¨vwgb wmjfvi bvB‡UªU MwVZ nq| 2AgNO3 + 2NH4OH = Ag2O+ 2NH4NO3 + H2O Ag2O+ 2NH4NO3 + 4NH4OH = 2[Ag(NH3)2]NO3 + 3H2O
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http://tanbircox.blogspot.com 6| wewμqv¸‡jv c~Y© Ki t (K) SO2 + H2S = SO2 + 2H2S = 2H2O +3S (L) FeCl3 + H2S = 2FeCl3 + H2S = 2FeCl2 + 2HCl + S (M) NH3 +Cl2 = 2NH3 +3Cl2 = 6HCl + N2 (N) K2Cr2O7+H2SO4+H2S = K2Cr2O7+4H2SO4+3H2S = K2SO4 + Cr2(SO4)3 + 7H2O+3S (O) HNO3+P2O5 = 2HNO3+P2O5 = N2O5+2HPO3 (P) KMnO4 + H2SO4+H2S = 2KMnO4 +3H2SO4+5H2S = K2SO4+2MnSO4+8H2O+5S (Q) NaOH +SO2 = 2NaOH +SO2 = Na2SO3+H2O (R) Cu +H2SO4 (Conc) = Cu +2H2SO4 (Conc) = CuSO4+SO2+2H2O (S) Pb(NO3)2 + H2S = Pb(NO3)2 + H2S = PbS +2HNO3 (T) Cu +HNO3 (CONC) = Cu +4HNO3 (CONC) = Cu(NO3)2 + 2H2O +2NO2 (U) NH4Cl + CaO = 2NH4Cl + CaO =2NH3 +CaCl2 +H2O (V) Cu +HNO3 (Vap) = 5Cu +2HNO3 (Vap) = 5CuO + H2O +N2 (W) CuO +NH3 = 3CuO +2NH3 = 3Cu + 3H2O +N2 (X) FeCl3 + SO2+H2O= 2FeCl3 + SO2 +2H2O =2FeCl2+2HCl+H2SO4 (Y) NO+KOH = 4NO+2KOH = 2KNO2+N2O + H2O
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http://tanbircox.blogspot.com 1| B_vbj †_‡K Bw_b cÖ¯‘wZ t B_vbj‡K AwZwi³ cwigvY I Mvp H2SO4 mn‡hv‡M DËß Ki‡j Zv wbi“w`Z n‡q Bw_b cÖ¯‘Z K‡i| H3C-CH2-OH+H2SO4 C 0 100 H3C-CH2-SO4H+H2O H3C-CH2-SO4H C 0 165 H2C=CH2 + H2SO4 2| B_vbj †_‡K WvB B_vBj B_vi cÖ¯‘wZt AwZwi³ cwigvb B_vbj‡K Mvp H2SO4 mn‡hv‡M 1400C ZvcgvÎvq DËß Ki‡j WvB B_vBj B_vi MwVZ nq| H3C-CH2-OH+H2SO4 C 0 100 H3C-CH2-SO4H +H2O H3C-CH2-SO4H + H3C-CH2-OH C 0 140 CH3-CH2-O-CH2-CH3 + H2SO4 3| B_vbj †_‡K B_vBj B_vb‡qU cÖ¯‘wZ t B_vbwqK Gwm‡Wi mv‡_ B_vb‡ji wewμqvq B_vBj B_vb‡qU MwVZ nq| C2H5OH+ CH3COOH C2H5COOCH3+H2O 4| B_vbj †_‡K B_vBj Av‡qvWvBW cÖ¯‘wZ t B_vb‡ji mv‡_ HI Gi wewμqvq B_vBj Av‡qvWvBW MVb K‡i| C2H5OH+ HI C2H5I+H2O 6| †dbj †_‡K A¨vwbmj cÖ¯‘wZ t ‡db‡ji mv‡_ NaOH Gi wewμqvq †mvwWqvg wd‡bU MwVZ nq| Gi mv‡_ wg_vBj Av‡qvWvB‡Wi wewμqvq A¨vwbmj (wdbvBj wg_vBj B_vi) MwVZ nq| + NaOH + H2O +CH3I +NaI 7| ‡dbj †_‡K wcKwiK GwmW cÖ¯‘wZ t ‡dbj‡K Mvp bvBwUªK GwmW (HNO3) Gi wewμqvq wcKwiK GwmW MwVZ nq| + 3HNO3 (Mvp) + 3H2O OH ONa ONa OCH3 OH OH NO2 NO2 O2N
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http://tanbircox.blogspot.com 8| †dbj †_‡K †ebwRb cÖ¯‘wZ t db‡ji mv‡_ Zn Gi wewμqvq †ebwRb MwVZ nq| + Zn + ZnO 9| †dbj †_‡K †dbj mvj‡dvwbK GwmW cÖ¯‘wZ t ¯^vfvweK ZvcgvÎvq †ewbRb Gi mv‡_ Mvp H2SO4 Gi wewμqvq A‡_©v I c¨viv †dbj mvj‡dvwbK GwmW MwVZ nq| + 2H2SO4 + 10| †dbj †_‡K m¨vwjmvjwWnvBW cÖ¯‘wZ t (ivBgvi UvBg¨vb wewμqv) ‡dbj‡K KwóK †mvWv ev Kw÷K cUv‡mi Rjxq `ªe‡bi Dcw¯’wZ‡Z 600C ZvcgvÎvq †K¬v‡ivdi‡gi mv‡_ DËß Kiv n‡j m¨vwjmvjwWnvBW MwVZ nq| + CHCl3+3KOH C 0 60 +3KCl + 2H2O 11| †dbj †_‡K A¨vwbwjb cÖ¯‘wZ t ZnCl2 wbi“`‡Ki Dcw¯’wZ‡Z †dbj‡K A¨v‡gvwbqvi mv‡_ 3000C ZvcgvÎvq I D”P Pv‡c DËß Ki‡j A¨vwbwjb MwVZ nq| +NH3 ZnCl 600C 2 + H2O 12| †dbj †_‡K m¨vwjmvBwjK GwmW cÖ¯‘wZ t (†Kve wewμqv) ‡dbj‡K NaOH Gi mv‡_ wewμqv Kiv‡j †mvwWqvg wd‡bU MwVZ nq| Gi mv‡_ CO2 Gi wewμqvq †mvwWqvg m¨vwjmvB‡jU MwVZ nq| D™yZ¢ m¨vwjmvB‡jU‡K HCl mn Av`ª we‡klb Kiv‡j m¨vwjmvBwjK GwmW MwVZ nq| + NaOH + CO2 +HCl OH OH OH SO3H OH SO3H OH OH CHO OH NH2 OH ONa OH COONa OH COOH
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http://tanbircox.blogspot.com 2q 1| wewfboe Ae¯’vq ¶v‡ii mv‡_ †K¬vwi‡bi wewμqv †`LvI| (¶v‡ii mv‡_ †K¬vwi‡bi AmvgÄm¨ wewμqv) ¶v‡ii mv‡_ †K¬vwib 2wU Ae¯’vq wewμqv K‡i (K) ¯^vfvweK ZvcgvÎv ev 250C ZvcgvÎvq ¶vi (NaOH) Gi mv‡_ †K¬vwib wewμqv K‡i ‡mvwWqvg †K¬vivBW I †mvwWqvg nvB‡cv †K¬vivBU MVb K‡i| Cl2+2NaOH C 0 25 NaCl+NaClO +H2O (L) 700C ZvcgvÎvq Dò I Mvp ¶vi (NaOH) `ªe‡Yi mv‡_ †K¬vwi‡bi wewμqvq †mvwWqvg †K¬vivBW I †mvwWqvg †K¬v‡iU MwVZ nq| 2Cl2+6NaOH C 0 70 5NaCl+NaClO3 +3H2O 2| cUvwkqvg †eªvgvB‡Wi mv‡_ Mvp mvjwdDwiK Gwm‡Wi wewμqvq wK Drcboe nq? cUvwkqvg †eªvgvB‡Wi mv‡_ Mvp mvjwdDwiK Gwm‡Wi wewμqvq cUvwkqvg nvB‡Wªv‡Rb mvj‡dU, mvjdvi WvB& A·vBW I †eªvwgb MwVZ nq| 2KBr +3H2SO4 2KHSO4 + SO2 + Br2 +2H2O we.`ª. - KBr Gi RvqMvq KI wb‡j I2 Drcboe n‡e| 3| Kwj Pz‡bi mv‡_ 400C ZvcgvÎvq †K¬vwib wewμqv K‡i wK Drcboe K‡i? (wewPs cvDWvi cÖ¯‘wZ) KwjPz‡bi mv‡_ 400C ZvcgvÎvq †K¬vwib wewμqv K‡i K¨vjwmqvg †K¬v‡iv nvB‡cv‡K¬vivBU A_©vr wewPs cvDWvi Drcboe K‡i| Ca(OH)2 + Cl2 C 0 40 Ca(OCl)Cl +H2O 4| †jvwnZ dmdivm I †eªvwg‡bi wgkª‡b cvwb †hvM Ki‡j wK Drcboe n‡e? ‡jvwnZ dmdiv‡mi m‡½ †eªvwg‡bi wgkª‡b cvwb †hvM Ki‡j nvB‡Wªv‡Rb ‡eªvgvBW MwVZ nq| 2P + 3Br2 = 2PBr3 PBr3 + 3H2O = H3PO3 + 3HBr we. `ª. - Br2 Gi RvqMvq I2 wb‡j HI MwVZ nq| 5| NaI, Mvp mvjwdDwiK GwmW I MnO2 Gi wgkªY DËß Ki‡j wK nq? NaI, Mvp mvjwdDwiK GwmW I MnO2 Gi wgkªY DËß Ki‡j Av‡qvwWb cvIqv hvq| 2NaI + 3H2SO4 +MnO2 2KHSO4+MnSO4+2H2O + I2 we. `ª. - NaI Gi RvqMvq NaCl/NaBr wb‡j Cl2/Br2 MwVZ nq| Bnv n¨v‡jv‡R‡bi mvaviY cÖ¯‘Z cÖbvjx|
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http://tanbircox.blogspot.com 6| kxZj I jNy Py‡bi cvwb‡Z †K¬vwib M¨vm Pvjbv Ki‡j wK N‡U? kxZj I jNy Py‡bi cvwb‡Z †K¬vwib M¨vm Pvjbv Ki‡j `ªeYxq K¨vjwmqvg †K¬vivBW I K¨vjwmqvg nvB‡cv †K¬vivBU MwVZ nq| 2Ca(OH)2 + 2Cl2 = CaCl2 + Ca(ClO)2 + 2H2O 7| CuSO4 `ªe‡Y KI †hvM Kiv n‡j wK N‡U? CuSO4 `ªe‡Y KI †hvM Kiv n‡j wKDcÖvm Av‡qvWvB‡Wi mv`v Aat‡¶c c‡o Ges Av‡qvwWb MwVZ nq| 2CuSO4 + 4KI = Cu2I2 + 2K2SO4 + I2 8| K¶ ZvcgvÎvq †K¬vwib M¨vm‡K NH3 M¨v‡mi m‡½ wgkv‡bv n‡j wK N‡U? K¶ ZvcgvÎvq †K¬vwib M¨vm‡K NH3 M¨v‡mi m‡½ wgkv‡bv n‡j nvB‡Wªv‡K¬vwiK GwmW I bvB‡Uªv‡Rb MwVZ nq| 2NH3 + 3Cl2 = N2 + 6HCl 9| K¶ ZvcgvÎvq †K¬vwi‡bi mv‡_ cvwbi wewμqv †`LvI| (†K¬vwi‡bi A¤xq AmvgÄm¨Zv) K¶ ZvcgvÎvq †K¬vwib cvwbi mv‡_ wewμqv K‡i nvB‡Wªv‡K¬vwiK GwmW I nvB‡cv‡K¬vivm GwmW MVb K‡i| c‡i nvB‡cv‡K¬vivm GwmW `ª“Z we‡qvwRZ n‡q nvB‡Wªv‡K¬vwiK GwmW I Aw·‡Rb M¨vm Drcboe K‡i| Cl2 + H2O = HCl + HClO 2HClO = 2HCl +O2
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http://tanbircox.blogspot.com 1| mgxKiYmn eY©bv Ki wK N‡U - (K) ﯋ B_vwiq `ªe‡Y B_vBj †eªvgvB‡Wi mv‡_ avZe †mvwWqv‡gi wewμqv Kiv‡bv nq| (DU©R wewμqv) ﯋ B_vwiq `ªe‡Y B_vBj †eªvgvB‡Wi mv‡_ avZe †mvwWqv‡gi wewμqv Kiv‡bv n‡j weD‡Ub Drcboe nq| 2CH3 CH2 Br + 2Na ﯋ B_vi CH3 -CH2 -CH2 -CH3 + 2NaBr (L) cvi A·vB‡Wi Dcw¯’wZ‡Z †cÖvwc‡bi mv‡_ HBr †hvM Kiv nq cvi A·vB‡Wi Dcw¯’wZ‡Z †cÖvwc‡bi mv‡_ HBr †hvM Kiv n‡j 1-‡eªv‡gv †cÖv‡cb MwVZ nq| CH3-CH=CH2 +HBr H2O2CH3-CH2-CH2(Br) (M) †K¬v‡iv B‡_‡bi mv‡_ cUvwkqvg mvqvbvBW †hvM K‡i cÖvß †hŠM‡K Av`ª we‡kwlZ Kiv nq| ‡K¬v‡iv B‡_‡bi mv‡_ cUvwkqvg mvqvbvBW †hvM Ki‡j B_vBj bvBUªvBj MwVZ nq| Bnv‡K Av`ª we‡klb Ki‡j ‡cÖvcv‡bvwqK GwmW cvIqv hvq| CH3CH2Cl+KCN CH3CH2CN +KCl CH3CH2CN H2O,dilHCl CH3CH2COOH +NH4Cl (N) ﯋ B_vi `ªe‡Y †mvwWqv‡gi Dcw¯’wZ‡Z Av‡qv‡Wv‡ebwRb I CH3I Gi wgkªY DËß Kiv nq| (DU©R wdwUM wewμqv) ﯋ B_vi `ªe‡Y †mvwWqv‡gi Dcw¯’wZ‡Z Av‡qv‡Wv‡ebwRb I CH3I Gi wgkªY DËß Ki‡j UjyBb MwVZ nq| + 2Na + CH3I + 2NaI (O) CHCl3 Gi m‡½ HNO3 wewμqv K‡i| CHCl3 Gi m‡½ HNO3 wewμqv Ki‡j †K¬v‡ivwcwμb (Kuv`y‡b M¨vm Drcboe nq) CHCl3+HNO3 CCl3NO2 + H2O (P) wg_vbj, †jvwnZ dmdivm I Av‡qvwWb Gi wgkªY DËß Kiv nq| cÖ_‡g †jvwnZ dmdivm I Av‡qvwWb wewμqv K‡i dmdivm UªvB Av‡qvWvBW MVb K‡i| c‡i Bnv wg_vb‡ji mv‡_ wewμqv K‡i wg_vBj Av‡qvWvBW MVb K‡i| 2P + 3I2 2PI3 3CH3OH+PI3 CH3I + H3PO3 I CH3
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http://tanbircox.blogspot.com wewμqv¸wj m¤úboe Ki| (K) CH3-CH2-Br + KOH(alc.) ? CH3-CH2-Br + KOH(alc.) CH2=CH2 +KBr +H2O (L) CH3-CH2-Br + KOH(aq) ? CH3-CH2-Br + KOH(aq.) CH3-CH2OH +KBr (M) +NaOH 400 C,150atm 0 ? +NaOH 400 C,150atm 0 +HCl i“cvš—i Ki t (K) B_vbj †_‡K wg_vBj Av‡qvWvBW (CH3-CH2OH CH3I) B_vbj‡K A¤xq cUvwkqvg WvB †μv‡gU Øviv RvwiZ Ki‡j B_vbwqK GwmW Drcboe nq| Bnv‡K †mvWvjvBg mn DËß Ki‡j wg‡_b MwVZ nq| wg‡_b‡K AlCl3 Gi Dcw¯’wZ‡Z Av‡qvwW‡bi mv‡_ wewμqv Kiv‡j wg_vBj Av‡qvWvBW nwVZ nq| CH3CH2OH+2[O] K2Cr2O7 HCl CH3COOH +H2O CH3COOH +NaOH.CaO CH4+Na2CO3.CaO CH4+I2 AlCl3CH3I + HI Cl Cl ONa
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http://tanbircox.blogspot.com (L) †K¬v‡ivdig †_‡K wdbvBj AvB‡mv mvqvbvBW A¨vj‡Kvnjxq KwóK †mvWv/KwóK cUvk I A¨vbwj‡bi m‡½ †K¬v‡ivdig‡K 600C-700C DòZvqyËß Ki‡j wdbvBj AvB‡mvmvqvbvBW ev Kvwe©j A¨vwgb MwVZ nq| + CHCl3+KOH C 0 60 +KCl + 2H2O (M) †K¬v‡ivdig †_‡K m¨vwjmvjwWnvBW ‡dbj‡K KwóK †mvWv ev Kw÷K cUv‡mi Rjxq `ªe‡bi Dcw¯’wZ‡Z 600C ZvcgvÎvq †K¬v‡ivdi‡gi mv‡_ DËß Kiv n‡j m¨vwjmvjwWnvBW MwVZ nq| + CHCl3+3KOH C 0 60 +3KCl + 2H2O (N) wg_vBj Av‡qvWvBW †_‡K B‡_b ﯋ B_vwiq `ªe‡Y wg_vBj Av‡qvWvB‡Wi mv‡_ avZe †mvwWqv‡gi wewμqv Kiv‡bv n‡j B‡_b Drcboe nq| 2CH3 I + 2Na ﯋ B_vi CH3 -CH3 + 2NaI (O) Av‡qv‡Wvwg‡_b †_‡K A¨vwg‡bv wg‡_b Av‡qv‡Wvwg‡_b‡K A¨vj‡Kvnjxq A¨v‡gvwbqv `ªe‡bi mv‡_ D”P Pv‡c Ave× b‡j DËß Ki‡j A¨vwg‡bv wg‡_b MwVZ nq| CH3 I +NH3(alc) CH3NH2 +HI (P) Av‡qv‡Wvwg‡_b †_‡K wg_vbj Rjxq KwóK †mvWv/KwóK cUv‡mi mv‡_ Av‡qv‡Wvwg‡_b Gi wewμqvq wg_vbj Drcboe nq| CH3I + KOH(aq.) CH3OH +KI (Q) wMÖMbvW© weKviK †_‡K cÖvBgvix (10) A¨vj‡Kvnj wMÖMbvW© weKvi‡Ki mv‡_ wg_vb¨vj Gi wewμqvq cÖvBgvix (10) A¨vj‡Kvnj MwVZ nq| NH3 NC OH OH CHO
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http://tanbircox.blogspot.com (R) wMÖMbvW© weKviK †_‡K †m‡KÛvix (20) A¨vj‡Kvnj wMÖMbvW© weKvi‡Ki mv‡_ B_vb¨vj Gi wewμqvq †m‡KÛvix (20) A¨vj‡Kvnj MwVZ nq| (S) wMÖMbvW© weKviK †_‡K Uviwkqvix (30) A¨vj‡Kvnj wMÖMbvW© weKvi‡Ki mv‡_ ‡cÖvcv‡bvb Gi wewμqvq Uviwkqvix (30) A¨vj‡Kvnj MwVZ nq| (T) wMÖMbvW© weKviK †_‡K Kve©w·wjK GwmW wMÖMbvW© weKvi‡Ki mv‡_ Kve©b-WvB-A·vB‡Wi wewμqvq Kve©w·wjK GwWm MwVZ nq| (U) †K¬v‡iv‡ebwRb †_‡K †dbj ‡K¬v‡iv‡ebwRb‡K Av`ª †mvwWqvg nvB‡Wªv·vB‡Wi mv‡_ DËß Ki‡j †mvwWqvg wdb·vBW MwVZ nq| Bnv‡K jNy HCl mn DËß Ki‡j †dbj cvIqv hvq +NaOH +HCl Cl ONa OH
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http://tanbircox.blogspot.com 1| digvwj‡bi m‡½ A¨v‡gvwbhv †hvM Kiv nq| digvwjb I Mvp NH3 `ªe‡bi wgkªY‡K DËß Ki‡j mv`v `vbv`vi †n·vwgw_wjb †UUªvwgb ev †n·vwgb bvgK †hŠM Drcboe nq| 6HCHO + NH3 (CH2)6N4 + 6H2O 2| †cÖvcv‡bv‡bi m‡½ CH3MgI ‡hvM K‡i cÖvß †hŠM‡K Av`ª-we‡klb Kiv nq- ‡cÖvcv‡bv‡bi m‡½ CH3MgI ‡hvM K‡i cÖvß †hŠM‡K Av`ª-we‡klb Ki‡j 30 A¨vj‡Kvnj (2-wg_vBj †cÖvcvbj- 2) MwVZ nq| (wewμqvwU 6ô Aa¨v‡q ÓSÓ bs G mshy³ Kiv n‡q‡Q) 3| B_vb¨v‡ji m‡½ 2,4-DNP ‡hvM Kiv nq| B_vb¨v‡ji m‡½ 2,4-DNP ‡hvM Ki‡j B_¨vj¨vj-2,4-WvBbvB‡Uªv wdbvBj nvBWªv‡Rvb MwVZ nq| CH3CHO + + H2O 4| †cÖvcv‡bv‡bi m‡½ LiAlH4 Gi wewμqv LiAlH4 Øviv †cÖvcv‡bvb weRvwiZ n‡q †cÖvcvbj-2 MVb K‡i| CH3-CO-CH3 + [H] LiAlH4 CH3-CH(OH)-CH3 5| cÖcv‡bv‡bi m‡½ 2,4-DNP ‡hvM Kiv nq| ‡cÖcv‡bv‡bi m‡½ 2,4-DNP ‡hvM Ki‡j ‡cÖvcv‡bvb-2,4-WvBbvB‡Uªv wdbvBj nvBWªv‡Rvb MwVZ nq| CH3COCH3 + + H2O 6| B_vb¨v‡jb m‡½ jNy NaOH †hvM Kiv nq| jNy NaOH `ªe‡Y 2 Aby B_¨vb¨vj hy³ n‡q 3-nvBWªw· weDUvb¨j bvgK wmivcx Zij A¨vjWj MVb K‡i| 2CH3CHO jNy H2N-NH NO2 NO2 CH3-CH=N-NH NO2 NO2 H2N-NH NO2 NO2 CH3-C=N-NH NO2 NO2 CH3 CH3-C-CH2-CHO OH
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http://tanbircox.blogspot.com 7| B_vb¨v‡ji m‡½ †dnwjs `ªeY †hvM Kiv nq| B_vb¨v‡ji g‡a¨ †dnwjs `ªeb †hvM Ki‡j †dnwjs `ªe‡Y Dcw¯’Z wKDwcÖK Avqb Øviv B_vb¨vj RvwiZ n‡q †mvwWqvg B_vb‡qU Ges wKDwcÖK Avqb weRvwiZ n‡q wKDcÖvm A·vB‡W cwiYZ nq| CH3-CHO+Cu(OH)2+NaOH CH3-COONa + Cu2O+H2O 8| B_vb¨v‡ji mv‡_ PCl5 †hvM Kiv nq| B_vb¨‡ji mv‡_ PCl5 Gi wewμqvq 1,1-WvB‡K¬v‡iv B‡_b MwVZ nq| CH3CHO+PCl5 CH3-CH(Cl)2 9| B_vb¨vj Gi mv‡_ Zn-Hg I HCl Gi wewμqv NUv‡bv nq| (wK¬‡gb‡mb weRviY) Zn-Hg I HCl Gi wewμqvq Drcboe Rvqgvb nvB‡Wªv‡Rb Øviv B_vb¨vj weRvwiZ n‡q B‡_b Drcboe K‡i| CH3-CHO+4[H] ZnHg,HCl CH3-CH3 +H2O 10| B_vb¨vj‡K HCN Gi mv‡_ wewμqv NUv‡bv nq| B_vb¨vj HCN Gi mv‡_ wewμqv K‡i B_vb¨vj mvqv‡bvnvBwWªb MVb K‡i| CH3 –CHO+HCN CH3-CH-OH 11| K¨vjwmqvg B_vb‡qU‡K ﯋ cvZb Kiv nq| weMwjZ K¨vjwmqvg B_vb‡qU‡K ﯋ cvZb Ki‡j †cÖvcv‡bvb MwVZ nq| (CH3-COO)2Ca CH3-CO-C-H3+CaCO3 CN
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http://tanbircox.blogspot.com mgxKiY¸‡jv c~Y© Ki| 1| (HCOO)2Ca+(CH3COO)2Ca (HCOO)2Ca+(CH3COO)2Ca 2CH3-CHO+2CaCO3 2| (HCOO)2Ca (HCOO)2Ca HCHO+CaCO=3 3| CH3CHO+HCN ? H2O,H CH3CHO+HCN CH3-CH-OH H2O,H CH3-CH-COOH +NH3 4| HCHO+NH3 6HCHO+4NH3 (CH2)6N4 +6H2O 5| CH3-CO-CH3+C6H5-NH-NH2 CH3-CO-CH3+C6H5-NH-NH2 CH3-C=N-NH-C6H5 +H2O 6| CH3CHO+NH2OH CH3CHO+NH2OH CH3-C=N-OH+H2O (A¨vwm‡UvA·vBg) 7| C6H5OH+NaOH(Mvp) C6H5OH+NaOH(Mvp) C6H5-COONa+C6H5-CH2OH 8| CH3-CO-CH3 +I2+NaOH CH3-CO-CH3 +3I2+4NaOH CHI3+CH3COONa+3NaI+3H2O 9| CH3-CHO +CH3-CH2-OH HCl CH3-CHO +CH3-CH2-OH HCl CH3-CH-OCH3+H2O CN OH CH3 CH3 OCH3
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http://tanbircox.blogspot.com ▬▬▬▬۩۞۩ ▬▬▬▬ http://tanbircox.blogspot.com//70/3/02My-DVD-Collection--4U.html বাাংো ইবুক-, িফিওয়্যার ,রশক্ষণীয়্ েথয ও রবরিন্ন রিপি িম্পরকে আপরডি তপরে চাইরে “বাাংো বইরয়্র [ প্ররয়্াজনীয়্_বাাংো_বই _Useful -Bangla- e-books ] এই তফিবুক তপরজ “েইক like রিরে পাররন আশা করর এরে আপনার তকান ক্ষরে হরব না োছাড়া এই তপইরজ কখরনা অযাড তিওয়্া হরব না েরব আপনারির 100% উপকারর আিরব … রবশ্বাি না হরে তপইরজর আরের তপাস্ট গুরো একবার তিরখ আিুন …… https://www.facebook.com/tanbir.ebooks তপইজ োইরক েরি কাররা িমিযা থারক োরা চাইরে আমারক ফরো করর আপরডি তপরে পাররন …। http://www.facebook.com/tanbir.cox আিরে আমার উরেশয অনযরক িারো রকছু জানারনা …
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