CHEMISTRY CLASSES BY PRADEEP SHARMA

Dear students solve following MCQ based upon Redox reaction . Submit your Answers in comment section. 1. What will be the absolute oxidation number of  Cl  in Bleaching Powder –          a.  0 , 0                    b 1,1             c. +1 & -1              d. None of these                 2 .  What is the oxidation number of Br in the BrO 3 -  ion?         a.            -1       b.  1        c.    +5        d.   -5      e.  +7 3. What kind of reaction is Cl 2...

Extraction means separation of metal from its ore. Major process during extraction are - 1. Crushing & Pulverisation 2. Concentration 3. Oxidation 4. Reduction 5. Refining of Elements Video on following link explains the Entire Chapter for class 12 chemistry. Extraction for Class 12 , NEET & JEE . Click here https://unacademy.com/lesson/extraction-part-5in-hindi/HSDOPDJ4 #ChemistryVideo #FreeVideo #NEET #JEE #MockTest

Students organic chemistry is easy when you learn by learning function of reagent. Following video provides notes of function of reagents -

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Limiting reactant means the substance which gets completely consumed during the chemical reaction . Excess reactant means the substance which remains during the chemical reaction. Following video will help you understanding the limiting reactant.

Here I am providing most effective method for preparation of chemistry for class XII | XI | NEET | JEE . Chemistry is one of the most important subject for getting Good rank in NEET & JEE , But it require a planned approach for success . Following video explains all about preparation of chapters - Solutions , Solid state & Electrochemistry for Class XII.