Page 19 - chemistry exclusive short suggestion

imvqb G·K¬zwmf mv‡Rkb
 cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW +* cøvRwgW +*
 cøvRwgW + * cøvRwgW +* cøvRwgW * cøvRwgW + cøvRwgW + cøvRwgW  cøvRwgW + cøvRwgW +cøvRwgW + cøvRwgW +  cøvRwgW  cøvRwgW + cøvRwgW  +  cøvRwgW +* cøvRwgW + cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW + cøvRwgW + cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW + * cøvRwgW +*
b¨v‡bv †jqvi  Laminated Safety glasswbDUvB‡ij cøvw÷K/Bw_wjb
 b¨v‡bv KYv 3 cÖKvi- b¨v‡bv wUDe wfbvBj cøvwóK kxU|
b¨v‡bv cvwU©‡Kj  Coloured glass‡hvM Møvm I cUvm Møvm + Cu 2O,
FeO, Fe, O 3, Cr 2O 3, NiO|
 eø¨vK wjKvi Na 2CO 3, Na 2CO 4 wjMwbb|
msL¨vMZ Z_¨  A¨vb_ªvmvBU Kqjvq wd·W Kve©b86-88%.
9
 1BCF =1010 CF .  Kqjvi M¨vmxqKi‡Y ZvcgvÎv900 -1400 C.
0
0
 evsjv‡`‡k Avwe¯‥…Z †gvU M¨vm‡¶Î26wU  AšÍa~©g cvZb cÖwµqvi ZvcgvÎv1000 -1300 C.
0
0
 M¨vm Drcv`‡bi Rb¨ evsjv‡`‡k eøK23wU  ms‡køl M¨vm Drcv`‡b ZvcgvÎv900 C
0
3
 Sweet M¨v‡m H 2S- Gi cwigvb-<5.7mg/m [Sour 0
gos- G>5.7mg.]  IqvUvi M¨vm •Zwi‡Z ZvcgvÎv1400 C 0
 cÖvK…wZK M¨v‡m CH 4 _v‡K93.68-95%  †cÖvwWDmvi M¨vm •Zwi‡Z ZvcgvÎv1100 C -3
 ikx`cy‡ii cÖvK…wZK M¨v‡m CH 4 _v‡K98%  LPG-Gi K¨vjwiwdK gvb29500Kcalm .
0
 evsjv‡`‡k bjK~c101wU  ‡KjvkvKvi NaCl- Gi Mjbv¼801 C
13
 1BBL = 159L = 42 US gallons.  msKUZvcgvÎvq MwjZ Kv‡Pi mv›`ªZv- 10 Poise.
0
0
 1cubie metre = 6.2898 oil barrels.  mvaviY Kv‡Pi A¨vwbwjs ZvcgvÎv = 454 C-482 C.
0
 †gvU cÖvK…wZK M¨v‡mi g‡a¨ we`y¨r Drcv`‡b e¨eüZ  †mvWv jvBg Møv‡mi m‡e©v‪P MjbvsK1300 C, me©wbgœ =
0
450 C
nq55%
y
 wk퇶‡Î, Pv evMv‡b e¨eüZ M¨vm18%.  ey‡jU cÖæd Møv‡mi ciæZ¡ = 0.75-3.5 BwÂ|
 Møvm bxj Ki‡Z †Kvevë A·vBW †gkv‡Z nq0.5%
 BDwiqv mvi Drcv`‡b e¨eüZ M¨vm10%  Al 2O 3 Gi weMjb ZvcgvÎv = 2054 C
0
 evmv-evwo‡Z R¡vivwbiƒ‡c M¨vm e¨envi nq12% 0
 BeO Gi weMjb ZvcgvÎv = 2578 C
 Mvwoi R¡vjvwbiƒ‡c (CNG) e¨eüZ M¨vm5%  B 4C Gi weMjb ZvcgvÎv = 2350 C
0
 wcU Kqjvi cvwb80-90%  CiC Gi weMjb ZvcgvÎv = 2830 C
0
 wjMbvBU Kqjvi cvwb40%  cøvRwgW + * cøvRwgW +* cøvRwgW + * cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW +cøvRwgW + cøvRwgW +  cøvRwgW  cøvRwgW + cøvRwgW +  cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW + cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +  Si 3N 4 Gi weMjb ZvcgvÎv = 1900 C  cøvRwgW + * cøvRwgW +* cøvRwgW + * cøvRwgW + cøvRwgW + cøvR
0
 weUzwbqvg Kqjvi cvwb2.2-15.9%  Dw™¢` †`‡n †mjy‡jvR = 40-45%,
 A¨vb_ªvmvBU Kqjvq cvwb12-14% †nwg†mjy‡jvR=35-30%
 wcU Kqjvq Drcbœ Zvckw³10.00 BTU.  Dw™¢‡` wjMwbb = 20-30%.
0
 wjMbvBU Kqjvi Drcbœ Zvckw³/R¡vjvwb10.500-  cví Drcv`‡b WvB‡Róv‡i ZvcgvÎv -170-176 C,
12000 BTU. Pvc -15atm.
0
 weUzwgbvm Kqjvi R¡vjvwb gvb11000-15000 BTU.  wm‡g›U Drcv`‡b Pjøxi wb‡Pi As‡k ZvcgvÎv = 1500 C,
z
0
 A¨vb_ªvmvBU Kqjvq R¡vjvwb gvb14500-15500 BTU. Dc‡ii As‡k = 800-750 C.
0
 ‡Kvj M¨v‡m _v‡K CH 4, H 2, CO, N 2, Bw_wjb,  CaCO 3 we‡hvwRZ n‡q1000 C G|
A¨vwmwUwjb, †ebwRb ev®ú|  cïi Pvgovq †Kvjv‡Rb dvBevi85%
 IqvUi M¨v‡m _v‡K  CO + H 2 (1:1)  eªvB‡b Wael `ªeY26.4%
H
 ms‡køl M¨v‡m _v‡K  CO + 3H 2  ‡µvg †Uªwbs-G p -3.
 ‡cÖvwWDmvi M¨v‡m _v‡K  2CO + N 2  Pvgov wcKwjs G Rjxq `ªe‡Y H 2SO 4 _v‡K1.5%
 Soft glass/†mvWv Møvm‡mvwWqvg I K¨vjwmqvg wmwj‡KU|  evZv‡m H 2SO 4 M¨v‡mi NbgvÎv  20ppm ev,
3
 Hard glass/cUvm MøvmcUvwkqvg I K¨vjwmqvg 20mg/m .
3
wmwj‡KU|  evZv‡m A¨v‡Kwbqvi m‡e©v‪P Aby‡gvw`Z NbgvÎv5mg/m .
 Flint glass/‡jW Møvm Na, K, Pb wmwj‡KU|  c„w_ex‡Z cÖwZ eQi Pvgov cÖwµqvRvZ Kiv nq6.5 wgwjqb
 Crooks glass/‡mwiqvg Møvm Na, K, ‡mwiK wmwj‡KU| Ub|
3
 Opal glass/Aa© ¯^‪Q KvP Na, Ca/Mg, Zn wmwj‡KU,  cÖwZUb Pvgov Drcv`‡b cvwbi AcPq N‡U45-50m
CaF 2.  cÖwZ Ub Pvgov cÖwµqvRvZ Kivi ci KwVb eR©¨ Drcbœ
 Gena glass/‡ev‡ivwmwj‡KU/cvB‡i· wRsK †ewiqvg nq800kg.
†ev‡iv wmwj‡KU.  iÄK c`v_© Ace¨eüZ nq10-25%
 Fibre glass‡ev‡iv wmwj‡KU| e¨envi
 wcU Kqjv †ijI‡q †jv‡KvgwUf, eqjv‡ii R¡vjvwbiƒ‡c|
 cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW +*

cøvRwgW -23