ISC 12th − Q & A

Why Aluminium can’t be extracted by chemical reduction process.

should we study common names of componds. like glycerol or will it be given as propane-1,2,3-triol

+ 1 more questions by yoboyyy  

IS preperation of polymers needed?
asked by Roshan Geo Roy (yoboyyy) 6 years ago
1

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

+ 2 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) 6 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) 6 years ago
1

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?

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 ?