ISC 12th − Q & A

When do we use R = 8. 21 and when do we use R = 0. 0821? 😟

+ 3 more questions by vinayarunkumar  

Greater the Standard reduction potential greater is the ability to displace hydrogeN from acids. Is it correct?
asked by Vinayarunkumar Kp (vinayarunkumar) 5 years ago
3

For extraction, if anybody have notes for Al, Cu, Zn, Fe and Ag.... please upload.... i cant understand a word from text... and in my text its not systematically given all are disorganized... If u can... Do help..
asked by Vinayarunkumar Kp (vinayarunkumar) 5 years ago
1

One more paper : https://www.respaper.com/vinayarunkumar/8562-pdf.html
asked by Vinayarunkumar Kp (vinayarunkumar) 5 years ago
0

I uploaded a chemistry paper and there's no way i put. A password on it.. Then why is res asking for one... Any idea -_-?!

Why can't we not see papers in respaper now?

is libermann's nitroso reac there in the syllabus?

IS preperation of polymers needed?

Guys ellingham diagram's graph is important? I mean do I have to learn it or just the applications?

Imp chapters for Hindi(not guaranteed):
Gadya sankalan- Out sider, Kya nirash hua jaye, putra prem, dasi.
Kabya manjari- Badal ko ghirte dekha hai, Andhere ka dipak, Jag tujhko dur jaana, Nadi ke dweep.
Sara aakash- Character of Babuji, Sirish bhai, Diwakar, Munni

in metallurgy, which ore can come for extraction, i mean the three mark question?

Variation of electrolytic concentration with temperature , is based on : which law ???
Henry's law ?

+ 1 more questions by hamba  

Phenol + Conc H2SO4 + Conc HNO3 ---> Picric acid Phenol + Conc HNO3 or any other oxidising agent ---> Quinone + A small amount of picric acid too Right ?
asked by Richeek Das (hamba) 5 years ago
1

Can any one share notes for inorganic chemistry especially metallurgy