1. Dry cell में कौन-सा Complex ion बनाता है। (a) $latex \displaystyle {{\left[ {Zn{{{\left( {N{{H}_{3}}} \right)}}_{2}}} \right]}^{+}}$ (b) $latex \displaystyle {{\left[ {Cu{{{\left( {N{{H}_{3}}} \right)}}_{4}}}…
01. Which of the following is diamagnetic? (a) Cr3+ (b) Sc3+ (c) V2+ (d) Ti3+ Ans:-b 2. How many oxygen atoms are each chromium…
Chemical Kinetics 01 For zero order reaction. (a) $latex \displaystyle t\frac{1}{2}\alpha a$ (b) $latex \displaystyle t\frac{1}{2}\alpha \frac{1}{a}$ (c) $latex \displaystyle t\frac{1}{2}\alpha {{a}^{2}}$ (d) $latex…
IMPORTANT FORMULAE of SOLUTIONS In the formulae given below A represents solvent and B represents solute, also MA = Molar mass of solvent MB…
NCERT Intext Questions 1. How would you determine the standard electrode potential of the system Mg2+ ∣ Mg? Ans. Set up an electrochemical cell…
RBSE Class 12th Physics 2022 1.(i) The SI unit of electric flux is (a) NC-1 m2 (b) NC-1 m-2 (c) N-1C-1 m-2 (d) N-1C1…
1. In Lenz’s law which quantity is conserved ( a) Mass ( b) Momentum ( c) force ( d) Energy 2. Two circular similar…
Werner’s theory: Werner proposed the concept of a primary valence and a secondary valence for a metal ion. Binary compounds such as CrCl3, CoCl2…
Experiment No. 1 Exercise: Find out the concentration of potassium permanganate in gram per litre. For this purpose you are provided with a standard…
AIM – Test and identify the functional gropu in a given organic compound. Physicla state – Solid Colour – Pink Odour – Phenolic smell…