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Bihar Board Class XI Chemistry Full Course Part 2



Starting Words

Dosto aaj pheer main leke aa gaya hu Bihar Board class xi chemistry full course ka aaj main part 2 lekar aa gaya hu. Agar aap logo ne humare is full course ke part 1 ko nahi jakar parha hai to main bata du ki aap log ek bar jake full course ke part 1 ko puri tarah se aacha se parh le nahi to aap logo ko part 2 jo hai wo puri tarah se samajh me nahi aaye ga. To chemistry ke aaj ka humare second part ko start kar te hai.

Part-1 Recap

Hum logo ne apne chemistry class xi me jo pahle part me parha tha wo tha ki chemistry ke adhyan ka mahtwa ewam chetra us me number one tha khadya padartho ki aapurti kar ne me jo chemistry ka upyog hota hai us ke bare me humlogo ne parha tha or jana tha ki kaise hum log chemistry ka upyog kar te khadya padartho ki purti kar ne me or usme hum logo tin tho topic per parhayi ki thi or aaj hum chemistry ke anya upyogo ko janenge. Agar aap log chemistry full corse ke part first ko nahi parha paye hai to niche link per click kar ke us part 1 ko aap log parha sak te ho.

Part-2 Starting


Bahut bahut swagat hai aap logo ka aaj hum lo chemistry ke full course ka aaj humare dusra part start kar ne ja raha hu main to humare sath bane rahe. Chemistry ke upyog ewam mahtwa ka jo dusra example hai wo niche maine de rakha hai use aap log jake parhe.

(note- example 1 pahle part yani part-1 me hai)

Example-2. Swasth ewam saphayi ka prabandh


Swasth ewam saphayi ke prabandhan me chemistry ki bari bhumika hai.

(i) rogo se mukti ke liye anek rasaynik yogiko ka upyog aoushdi ke rup me kiya jata hai. Example ke liye, sulpha drags, penisilin, cloromayisetin, tetrasayiklin, aspirin etc ka upyog wyapak sup me kiya jata hai. Kayi jiwan-rakhsak dawaou ka upyog rogo ki roktham me kiya jata hai; ewample- cisplatin or taxol ka upyog kainsar ke upchal me. Iske atirikt, aads rog ki roktham me AZT (ajidothayimedin) ka progog kiya jata hai. Ye aoushdhiya poudho or janwaro se sansleshit ki jati hai.
Kayi prakar ki dardashak aushdhiya tatha witamin or balwrdhak dawayia bhi chemistry ki hi den hai.

Example-3. Paryawaran ki surakcha


Freej, wayuyan or aircanditionor etc me clorophlorocarbons (CFCs) ka istenal kiya jata hai jo wayumandal ke upri bhag me pahunchkar ogon-star (ozone layer) ko chatigrast kar deta hai. Aap jante hai ki yahi ozone-star jise hum enlish ke basha me ozone layer kahte hai. Surya ke prakash se aanewali hanikarak parabaygni kirano ko awshosit kar earth ke jiw jantuo ki rakcha karta hai. Kintu aaj rasaynagyo ne kuch aise nirapad rasayno ki khoj kar li hai jo clorophlurocarbons ke wikalpa ke rup me istemal kiye ja sakte hai.

Iske atirikt, atyadhik jiwasma indhano ke dahan se utpanna carbon dioxaied gas ke karan wayumandal din pratidin garm hota ja raha hai. Wayumandal me is gas ki matra simit karne ki disa me bhi rasayanshastri sanlagna hai.

Example-4. Jiwanopayogi Samagriyo ka Nirman


Hamari sukh-suwidha ewam khushhali ke liye aaj anek prakar ke padarth rasayngyo ne uplabdha kara diye hai. Example ke liye, sunsleshit resho, kapre, prasadhan ke saman, tuthpast, creem, kagaj, kanch, plastic ke saman, cement etc ke nirman me chemistry ka yogdan ullekhniya hai.

Example-5. Nabhikiya urja ke chetra me


Aap jante hai ki aaj se lagbhag pachas warsh ke paschat koyla, petroleaum or prakritik gas etc indhan ki aapurti itni kam ho jane ki sambhawna hai ki in padartho per aadharit anek udyog-dhandhe band ho jayenge. Aisi paristiti se nipatne ke liye nabhikiya urja ka mahtwa atyadhik barha gaya hai. Wikhandniya padartho (thoriam, ureniayam, plutoniyam etc) se nabhikiya urja utpanna karne me chemistry mahtwapurn bhumika nibha raha hai.

Example-6. Urja ke anya sroto ki khoj me


Urja ke anya sroto me pawan urja (wind energy), sor-urja (solar energy), jal widyut (hydro electricity) etc pramukh hai. Iske atirikt, waigyaniko ne ek aise utprerak ki khoj ki hai jo surya ke prakash ki sahayta se jal ko hydrogen or oxsigen me wighatit kar deta hai. Isi prakriya ka upyog indhan cell (fuel cell) ke nirman me kiya gaya hai.

Example-7. Yudha chetra me


Yudha ke samay sainik kuch aise padartho ka istemal karte hai jisse dusman ko wyapak chati ho. Aise padartho me dynamite, trayinayitrotaluyin (TNT), trayinayitrobengin (TNB), phosjin gas etc pramukh hai. Ye sabhi padarth rasaynsastra ( chemistry ) ki hi den hai.
Atah, chemistry sabhi chetro ke liye mahtwapurn hai, chahe wah samanya sikcha ya wyawsayik sikcha ya koyi pratiyogita parikcha kyu no ho.

Last Words

Dosto aaj ke part me humare sath bane rahne ke liye aap logo ka bahut bahut dhanya wad hum pheer milenge humare agle part me jaha hum log aage ki parhayi karenge or kayi achchi baton ko janege chemistry ke bare me or bhi janenge. Dosto agar aap logo se kuch kuch chij agar miss ho raha hai to wo hume aap comment kar sak te ho or mujh se ye sawal punch sak te ho ki bhayi mujhe ye nahi pata chal raha mujhe wo pata nahi chal raha ye sawal aap hum log hum se kar sakte ho. Or agar koyi bhi dikkat aata hai to wo bhi aap hum se puch sak te ho or agar aap logo se part 1 miss ho gaya hai to aap log jake pahle part 1 jake parha le nahi to aap logo ko uper ki chijen samajh nahi payenge. To jaror jake parh le part 1. Dosto aap hume comment kar ke aap hum se questions punch sak te ho or hume ye jaror batayiye ga ki ye jo main aap logo ko batata hu wo aap logo ko kaisa lagta hai. Dosto aap humse agar contact kar na chahte ho to humare contact us page ko view kare waha humare contact info diye huye hai. Unse aap humse contact kar sak te ho.
To pheer milenge agle part me. Thank you for reading.

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Bihar Board Class XI Chemistry Technlogy 4 Tricks Technology 4 Tricks Technical Trap Technlogy4tricks

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