Tag: CBSE 11 Notes

ARITHMETIC PROGRESSION (A. P.) An A.P. is a sequence whose terms increase or decrease by a fixed number, called the ...

ARITHMETIC PROGRESSION (A. P.) An A.P. is a sequence whose terms increase or decrease by a fixed number, called the ...

Note:  w3 = 1 and 1 + w + w2 = 0 It can be easily proved that 1 + ...

Step -2 -> Value of x at which numerator becomes zero should be marked with dark circles. Step - 3 -> ...

Ex.  A volume of 12.53 ml of 0.051 M SeO2 reacts exactly with 25.5 ml of 0.1 M CrSO4 which ...

Double indicator acid-base titration: In the acid-base titration the equivalence point is known with the help of indicator which changes ...

N factor here we mean a conversion factor by which we divide molar mass of substance to get equivalent mass ...

The ortho substituted aniline are less basic than aniline and ortho substituted benzoic acids are more acidic than benzoic acid. ...

When one structure is not sufficient (enough) to explain each and every property (chemical & physical) then, different structure has ...

Mesomeric Effect (Resonance Effect) Mesomeric effect is valid only for conjugated system. There are two types of Mesomeric effect:                                           + ...