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explain vsepr thheory
Onion and Garlic Onions (A. cepa), and garlic (A. sativam), have been used in traditional and folk medicine for over 4000 years. Disorders for which both garlic and onions ha
Write the periods of periodic table have d-block element
Illustrate the following observations: (a) Cottrell's smoke precipitator is fitted at the mouth of the chimney used in factories. (b) Ferric hydroxide sol. Gets coagulated
Q. Explain about Electron-Dot Structures? Write an electron-dot structure for a impartial atom of arsenic an element used in semiconductor materials because of its electron con
The nucleus of the element 21 E 45 contains: (1) 45 protons and 21 neutrons (2) 21 protons and 24 neutrons (3) 21 protons and 45 neutrons (4) 24 protons and 21 n
Electrovalent bond formation depends on: (1) Ionization energy (2) Electron affinity (3) Lattice energy (4) All the three above Ans: All the three above
Why it called p-block elements?
I''ve got a project on ''Chemicals In Medicine'' and i need guidance as i cannot figure out how to conclude my project.Would you please help me ? I hope you''ll pay heed to my earn
What is basically Gibb''s free energy change? Ans) The energy associated with a chemical reaction that can be used to do work. The free energy of a system is the sum of its entha
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