(0)
lg and Ne
30.
(AFMU)
23. In which one of the following pairs the two species
are both isoelectronic and isotopic? (Atomic numbers:
Ca = 20, Ar = 18, K = 19, Mg = 12, Fe = 26, Na= 11)
(a)
40 Ca2+ and 40 Ar
(b) 39K+ and 40K
(c) 24Mg2+ and 25 Mg (d) 23 Na and 24 Na
(e) and $7Fe2+
(Kerala PMT)
56Fe3+
Answers
Answered by
0
Answer:
3365486252
Explanation:
Similar questions