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In naturally occuring neon, the fracional abundance of various isotopes is as follows: 20Ne =0.9051; 21Ne = 0.0027; 22Ne = 0.0922. What is the atomic mass of neon?
Preparation of benzaldehyde by etard''s reaction
NOBEL GASES With their closed-shell electron design the noble gas elements of group 18 were long regarded as chemically inert. However, in 1962 Bartlett pinpoint that the ioniza
Why +ve P.F. gives nuclear instability where as -ve PF gives nuclear stability ?explain .
maximum no of unpaired electrons a)mn2+ b)ti3+ c)v3+ d)fe2+
general principal for extraction of metals
define and explain law of successive disintegration
Q. Explain about Extraction of metals? Extraction of metals is very often done by complex formation. For example, the cyanide process for the extraction of silver and gold is w
Effect of substituent on acidic nature (a) An electron withdrawing substituent that is - I effect stabilizes the anion by dispersing the negative charge and hence increases the
how to express nernst equation by daniel cell? as we have taken mass of subsstance insted of concentration
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