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An element L has 9 protons and valency 1. Another element M has valency 3 and 5. What is the difference in the number of electrons in L and M ?
Q. Describe Electron Configurations and Orbital Diagrams? Ans. Remember that the atomic number of an atom tells us the number of protons and electrons in the neutral atom. To a
Perfumes: Perfumes are the matters, utilized to provide fragrance. Several requirements must be fulfilled to make use of a good perfume and any material, that just offers good
describe and explain the charater tables of water and amoniaa molecule
Q. Define Ionisation Isomerism? Ionisation Isomerism: when coordinated ions exchange positions with ions present in the lattice position, we get ionisation isomers. Thus comp
Q. How to Replace Metals from their Salts: Ans. If zinc is added to a solution of copper (II) sulfate, it dissolves. A reddish-brown deposit of metallic copper appears,
Define the General Arrangement of Physical Elements of a Galvanic cell? The general arrangement of the physical elements of a galvanic cell is therefore Terminal - electron
my question is what is difference between relative atomic mass and atomic mass unit.
what is the use of d-block elements
i just need to know if anyone that might know of a website that has the answer key to the book chemistry Prentice Hall Brief Review 2013
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