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What is electromeyric effect
Electrons and nuclei The familiar planetary model of the atom was proposed by Rutherford in 1912 following experiments by Geiger and Marsden showing that all the mass of an
What is periodic property
dickman
what is the function of the charcoal in the purification of the 4-nitroanine 2.why is it not possible to obtain 2-and 4-nitroaniline by direct nitration of aniline (phenylamine)
What is mole?
Method of preparation of Benzophenone
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
Q. Illustrate Strengths of Acids and Bases? Ans. Acids and bases can be classified as strong or weak . If an acid or base is strong, it ionizes completely in water. On
Explain and Define standard feat of formation Ans) The amount of heat liberated of absorbed when single mole of compound is formed in its standard state from its elements in the
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