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The value of Planck's constant is 6.63x 10 -34 Js. The velocity of light is 3.0x 10 8 ms -1 . Which value is closest to the wavelength in nanometres of a quantum of light with
What is the packet of energy called: (1) Electron (2) Photon (3) Positron (4)Proton Ans: Photon
what are ionization energy of actinides?
What are the 5 Factors that affects crystallization of organic compounds?
When an electron revolves in a stationary orbit then: (1) It absorbs energy (2) It emits radiation (3) Its energy remains constant (4 )It gains kinetic energy Ans:
Dual nature of particles was proposed by: (1) Heisenberg (2) Lowry (3) de-Broglie (4) Schrodinger Ans:de-Broglie
Line Spectru- A emission spectrum that contains very sharp peaks (Prism Like Structure) , corresponding to transitions between states in free atoms.For example, the line spectrum o
Describe the phases present in the equilibrium system? Suppose the system contains 36.0 g (2.00mol) H 2 O and 58.4 g (1.00mol) NaCl at 25°C and 1 bar. Table: Aqueous solub
Why do the hydrides of O and F in group 16 and 17 respectively show abnormally high melting points and boiling points as compared to other hydrides in their respective groups? Expl
5Mol K+
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