Question

4. Rearrange the following atoms/ions in decreasing order of radius:
(a) Cl, Mg, Ca, Ba : _________________________
(b) Al3+, Mg2+, Ca2+, F, O2− : ________________________
(c) Pb, Sn , Si, As : _________________________
5. Write down the set of isoelectronic ions (4 each) that have the same ion configuration as the noble gas.
(a) [Ne] _____,______,______,
(b) [Ar] _____,______,______,

Answer 1

Answer on Question #56199 - Chemistry - Inorganic Chemistry

Question:

4. Rearrange the following atoms/ions in decreasing order of radius:

(a) Cl, Mg, Ca, Ba : ___________________________

(b) Al³⁺, Mg²⁺, Ca²⁺, F, O²⁻ : ___________________________

(c) Pb, Sn, Si, As : ___________________________

5. Write down the set of isoelectronic ions (4 each) that have the same ion configuration as the noble gas.

(a) [Ne] __________, __________, __________,

(b) [Ar] __________, __________, __________,

Answer:

4. Rearrange the following atoms/ions in decreasing order of radius:

(a) Cl, Mg, Ca, Ba : Ba>Ca>Mg>Cl

(b) Al³⁺, Mg²⁺, Ca²⁺, F, O²⁻ : O²⁻>F>Ca²⁺>Mg²⁺>Al³⁺

(c) Pb, Sn, Si, As : Pb>Sn>As>Si

5. Write down the set of isoelectronic ions (4 each) that have the same ion configuration as the noble gas.

(a) [Ne] O²⁻, F⁻, Na⁺, Mg²⁺

(b) [Ar] S²⁻, Cl⁻, K⁺, Ca²⁺

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