एस्टन
estan ianglaiand ke y aaurkashayar pradesh ke raidiang upavibhag ka ek audyogik nagar hai. yah midilabari ke poorv char mil ki doori par sthit hai. kvivalaiand ki paha diyoan mean kachche lohe ki khudaee ke udyog ka yah pramukh keandr hai. yahaan b di-b di lohe ki bhatthiyaan tatha lohe ki dhalaee ke karakhane haian jahaan relave ki patariyaan adi banaee jati haian. yahaan bahut si vashpachalit aroan ki milean bhi haian. sanh 1961 ee. mean isaki janasankhya 37160 thi.
estar karbaksalik aml ke amliy haidrojan ko ek elkil moolak se visthapit karane par banata hai :
grh grh
/ -kt2grh /
n-kh a grh kt shn r n-kh
nh nh
grkt grn
estar ke jalavishleshan se pun: ailakohal aur aml ban jate haian. adhikaansh estar ayanikrit nahian hote haian aur pani mean bahut kam viley hote haian. inake avayavoan se estar banane ki kriya ko estarikaran kahate haian. isake lie aml aur ailakohal ke mishran ko tho di matra mean khanij aml ke sath garam kiya jata hai. is abhikriya mean khanij aml utprarek ka kam karate haian. estarikaran ki is vidhi ko phishar vidhi kahate haian.
ailakohal aur khanij amloan ke sanyog se bhi estar banate haian. yah abhikriya khanij amloan ke shaktishali amliy aur nirjalikaran gunoan ke karan hoti hai. saandr salfyoorik aml tatha ailakohal ke sanyog se ailkil salfyoorik aml banata hai. ethil ailakohal aur naitrik aml tatha naitras aml ke sayoang se kramash: ethil naitret aur ethil naitrait banata hai.[1]
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tika tippani aur sandarbh
- ↑ hindi vishvakosh, khand 2 |prakashak: nagari pracharini sabha, varanasi |sankalan: bharat diskavari pustakalay |prishth sankhya: 261 |