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As the electron move away from the nucleus,its potential energy
The present atomic weight scale is based on: (1) C 12 (2) O 16 (3) H 1 (4)C 13 Ans: C 12
does coal flue gas react with sand or glass.. if so under what conditions??
Just like lithium and beryllium in Groups Land 2, boron also shows anomalous behaviour. In general, the boron chemistry resembles that of silicon (occupying a diagonal position in
names for : A , B , C , D , E , F ,..........., X , Y , Z .
Why are they (Lanthanides and Actinides) called Inner Transition Elements?
how to calculate equivalent weight of given substance? like K2C2O2.H2O
Coordination number and geometry Binary compounds are ones with two different elements present. 'Simple' crystal structures can be classed as ones in which each atom (or
DISCOVERY OF SUB-ATOMIC PARTICLES The atomic theory of the Greek philosophers, Leucippus and Democretus (400 B.C.) held that continued subdivision of matter would ultimately yi
about occurence,properties of the following metal copper.gold,mercury
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