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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.
200.0 M&Ms mass out at 175 grams. How many tons of M&Ms are there in one mole?
Mustard Although the primary use of mustard seeds is a condiments, important new food applications are regularly being found. Commercially available mustard products include m
A Galvanic cell or voltaic cell or electrochemical cell is a system in which a spontaneous chemical oxidation- reduction happens and makes electrical energy.
Why magnesium does not impart any colour to Bunsen flame while calcium does
Tests of chloroform (a) It gives isocyanide test (Carbylamine test). (b) It makes silver mirror with Tollen's reagent. (c) Pure Chloroform does not give white precipitate
α -elimination reactions or 1,1-elimination reactions: A reaction where both the groups or atoms are removed from similar carbon of the molecule is called α - elimination reac
how many solid state are there?
Q. What is Hydrate Isomerism? In a compound, water molecules may be present in either coordinated form or as water of crystallisation In the former case water molecules are di
How many unpaired electrons in Fe (II)?
Correct set of four quantum numbers for valence electron of rubidium (Z = 37) is: (1) 5,0,0,+1/2 (2) 5, 1,0,+1/2 (3) 5,1,1,+1/2
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