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what are metallic conduction
Nuclei contain uncharged neutrons and positively charged protons; these two particles with about the same mass are known as nucleons. The number of protons is the atomic number of
How many unpaired electrons are present in Ni 2+ cation (atomic number = 28): (1) 0 (2) 2 (3) 4 (4) 6 Ans: 2
200 g of water at 30 degrees C is mixed with 20 g of silver at 350 degrees C, what''s the final temp?
Pauli's exclusion principle states that : (1) Nucleus of an atom contains no negative charge (2) Electrons move in circular orbits around the nucleus (3) Electrons oc
Pka
Solid xenon forms crystals with a face centered unit cell that has an edge of 620 pm. 1. calculate the atomic radius of xenon. 2. calculate the packing efficiency if xenon. So
Electron enters the sub-shell for which (n+l) value is minimum. This is enunciated as: (1) Hund's rule (2) Aufbau principle (3) Heisenberg uncertainty principle (4) P
Q) Whcih process according to Nelson's or caster - Keller process, is betterfor producing NAOH; Explain tha process Ans: Nelson's Process:- ( Perforated diaphragm Process) Princ
what is dilution process?
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