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Neutrons are found in atoms of all elements except in:
(1) Chlorine
(2) Oxygen
(3) Argon
(4)Hydrogen
Ans: Hydrogen
electronic configuration of lanthanides
Q. Illustrate diffrent types of graphs? Circle graphs a circle graph is utilized to show the parts of a fixed whole. This kind of graph is occasionally called a pie chart bec
Explain oriental polarisation. Orientational Polarisation: When two different atoms form a chemical bond, one of the two is more probable to part with one or more of valence
Q. Describe Water and Heavy Water? Water, H 2 O, the simple hydride of oxygen is a unique compound. It has extraordinarily high melting and boiling points compared to the other
rules for naming organic compunds
What r the requirements for a good refractory material
what are the oxides and halides of d-block elements? mention them groupwise and comment on the stability of their oxidation state.
Which of the following sets of quantum numbers is correct for an electron in 4f orbital: (1) n-=4, l=3. m+1, s= +1/2 (2) n-=4, l=4. m-4, s= -1/2
In the discussion it asks, what is a possible extension that can be cinsidered, can u please help me , thanks :)
Electronic configuration of Sc 21 is: (1) 1s 2 , 2s 2 , 2p 6 , 3s 2 , 3p 6 , 4s 2 , 3d 1 (2) 1s 2 , 2s 2 , 2p 6 , 3s 2 , 3p 6 , 4s 1 , 3d 2 (3)1
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