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Q. Explain emanation spectrum of an atom?
The emanation spectrum of an atom indicates that the energy it emits is quantized meaning that only certain quantities of energy can be given off. Niels Bohr utilized the relatively simple emission spectrum of the hydrogen atom to propose a new atomic model.
trend of atomic size
Illustrate objectives of heat treatment processes Heat treatment is normally adopted for the following: (i) To refine grain structure (ii) To improve machinability (ii
molecular chlorine and molecular fluorine combine to form a gaseous product.Under the same conditions of temperature and pressure it is found that one volume of Cl2 reacts with thr
#questionproperties of p block elements ..
Delocalisation of electrons in conjugated system is called resonance. For example there is delocalisation of electrons in benzene ,hence we write kekule structure for benzen.
Q. What do you mean by nucleus of the atom? The nucleus of an atom for the reason that atoms have no net electrical charge scientists reasoned that if an atom contains particle
Merits of Atomic fluorescence spectrometry: Merits of the technique involve extremely low detection limits for favourable elements and the possibility of handling solid, liqui
The uncertainty in the position of a moving bullet of mass 10 gm is 10 -5 m . Calculate the uncertainty in its velocity: (1) 5.2 x 10 -28 / sec (
what is the properties of alkenes and alkynes
Mixtures can always be separated by physical means. Describe how you would separate the components in a mixture of table salt and sand.
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