The uncertainty principle and the concept of wave nature, The uncertainty p...

The uncertainty principle and the concept of wave nature of matter was proposed by ...... and ...... respectively: (1)  Heisenberg, de Broglie (2) de-Broglie, Heisenberg

Vertical and diagonal relationship, I want lecture notes about vertical and...

I want lecture notes about vertical and diagonal relationship of first row elements with other elements of periodic table

Quantum mechanics, Q. Illustrate the Quantum Mechanics? Ans: In 1924,...

Q. Illustrate the Quantum Mechanics? Ans: In 1924, a French scientist named Louis de Broglie proposed another model for the nature of the electrons in atoms. He predicted tha

Explain about heterogeneous mixture, Q. Explain about heterogeneous mixture...

Q. Explain about heterogeneous mixture? A heterogeneous mixture is one that isn't blended smoothly throughout. Illustrations of heterogeneous mixtures include smoky air and m

why do soaps not work under hard water , The Ca 2+ and Mg 2+ ions in har...

The Ca 2+ and Mg 2+ ions in hard water form scum with soap. Therefore they don''t form lather and therefore don''t clean the dirt.

Homework problem, If you were to combine 120.0 mL of 0.100 M HCL with 3.25 ...

If you were to combine 120.0 mL of 0.100 M HCL with 3.25 grams of calcium metal, how many grams of hydrogen gas would you make?

Preparation of benzilic acid, explain in detail the priciple of the reactio...

explain in detail the priciple of the reaction

Ionic bond,

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

Number of unpaired electrons in a chromic ion, The number of unpaired elect...

The number of unpaired electrons in a chromic ion Cr 3+ (atomic number = 24) is: (1) 6        (2) 4        (3) 3        (4) 1 Ans: 3