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The electronic configuration of a metal M is 1s 2 , 2s 2 , 2p 6 , 3s 1 , The formula of its oxides will be: (1) MO (2) M
Q. Basic tests for milk analysis? The Federation R&D has developed these tests stepwise and these should be done in the same sequence along with the blank, good milk. Let us le
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
In neutral atom, which particles are equivalent: (1) P + e + (2 ) e - e + (3) e -, P + (
in castner kelnar process sodium metal extract at cathode and calcium also why they do not mix if they extract at same chamber?
Since flourine is very electronegative as a result hydrogen makes a very positive character.as a result the H-bonding is very strong because of large difference in electronegativit
#quest defination ,description prostulates
In the transition of Zn atoms to Zn ++ ions there is a decrease in the: (1) Number of valency electrons (2) Atomic weight (3) Atomic number (4) Equivalent weight A
abnormal molecule mass
study the acidity of different sample tea leaves
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