From the elements ³⁹A19,²⁸B14, ¹⁶C8 , ⁴⁰D 18 identify
a) the most electro positive element.
b) a noble gas
c) metalloid
d) an element which will gain 2 electrons to attain nearest noble ne
configuration
e) formula of compound formed between A and C
f) elementa belonging to same period
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Answer:
(a) the most electro positive element.
(b) a noble gas.
(c) a metalloid.
(d) an element which will gain 2 electrons to attain nearest noble gas
configuration
(e) formula of compound formed between A and C.
(f) elements belonging to same period.
2
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vidhyasuresh Ambitious
(a)19A39(b)18D40(d)8C16(e)A2C(f)14B28,8C16 ; the elements are K,N,Oand Ar
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qwsuccess
qwsuccess Ambitious
The answers to the listed questions are as follows:
The most electro positive element is ¹⁹A₃₉ (Potassium).
¹⁸D₄₀ (Argon) is a noble gas.
¹⁴B₂₈ (Silicon) is a metalloid.
An element which will gain 2 electrons to attain nearest noble gas configuration is ⁸C₁₆ (oxygen).
Formula of compound formed between A and C is A₂C (Potassium oxide).
Elements belonging to same period are B and D ( oxygen and argon respectively). Both belongs to the second period of the periodic table.
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