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why f elememnts kept sepertaly in periodic table
Experimental evidence for the existence of the atomic nucleus comes from: (1) Millikan's oil drop experiment (2) Atomic emission spectroscopy (3) The magnetic bending of
Why can''t glucose exist as a gas? What properties make this so?
Q. Illustrate Law of Conservation of Mass? Ans: Conservation of Mass and Atoms: The Law of Conservation of Mass states that mass is neither created nor destroyed. Th
what is cause of chemical combination?
Qualitative analysis- Criteria of purity of organic compound The qualitative analysis of an organic compound includes the detection of all the elements that are present in it
x grams of calcium carbonate was completely burnt in air.the weight of solid residue formed is 28 g.what is the vlue of x in grams?
Describe about the Ferromagnetic materials Ferromagnetic materials are those for which k susceptibility is large and positive. These are strongly attracted by magnetic field. I
what is metallurgy
Stereochemical arrangement has an issue whenever an atom is bonded to two or more others. Thus triatomic substance AB2 can be bent or linear. It is observed that when a central ato
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