Sets of quantum numbers is correct for an electron, Which of the following ...

Which of the following sets of quantum numbers is correct for an electron in 4f orbital: (1) n-=4, l=3. m+1, s= +1/2              (2) n-=4, l=4. m-4, s= -1/2

Metallic bonding,

Polarography, what is the definition of migration current?

what is the definition of migration current?

Expression of concentration of a solution, How much NaCl is needed to prepa...

How much NaCl is needed to prepare a 0.5 solution of 5 Ltires?

Drying of organic substances, Drying of Organic Substances- purification of...

Drying of Organic Substances- purification of organic compounds Several solids are dried first by pressing them gently in between folds of filter papers. Compounds that neither

Explain acid-catalyzed, This is an acid-catalyzed addition to the double bo...

This is an acid-catalyzed addition to the double bond much like hydration, except that an alcohol rather than water is the nucleophile that reacts with the carbocation intermediate

Orbital angular momentum of an electron in 2s -orbital, The orbital angular...

The orbital angular momentum of an electron in 2s -orbital is: (1) 1/2 h/ 2Π                              (2) h/ 2Π (3) √2 h/ 2 Π                      (4) Zero Ans

What is the structure of diborane, Q. What is the Structure of diborane? ...

Q. What is the Structure of diborane? The structure of diborane is of great interest since it cannot be explained on the basis of simple theories of bonding. As mentioned earli

Define rutherford's experiment, Ernest Rutherford in 1909 conducted what is...

Ernest Rutherford in 1909 conducted what is now a famous experiment where he bombarded gold foil with alpha particles (Helium nuclei). A source which undergoes for alpha decay is

Quantitative chemistry, A student wishes to prepare 250ml of a 0.20mol/L so...

A student wishes to prepare 250ml of a 0.20mol/L solution of oxalic acid (COOH)2.2H2O. a) Calculate the amount (no.of moles) of oxalic acid required. b) Calculate the mass of oxali