AIPMT 2010 Prelims | Periodic Table and Periodicity Question 28 | Chemistry

AIPMT 2010 Prelims

MCQ (Single Correct Answer)

-1

The correct order of the decreasing ionic radii among the following isoelectronic species is

Ca²⁺ > K⁺ > S^2$$-$$ > C$$l$$^$$-$$

C$$l$$^$$-$$ > S^2$$-$$ > Ca²⁺ > K⁺

S^2$$-$$ > Cl^$$-$$ > K⁺ > Ca²⁺

K⁺ > Ca²⁺ > Cl^$$-$$ > S^2$$-$$

AIPMT 2009

MCQ (Single Correct Answer)

-1

Amongst the elements with following electronic configurations, which one of them may have the highest ionisation energy ?

Ne [3s² 3p²]

Ar [3d¹⁰ 4s² 4p³]

Ne [3s² 3p¹]

Ne [3s² 3p³]

AIPMT 2007

MCQ (Single Correct Answer)

-1

With which of the following electronic configuration an atom has the lowest ionisation enthalpy ?

1s² 2s² 2p³

1s² 2s² 2p⁵ 3s¹

1s² 2s² 2p⁶

1s² 2s² 2p⁵

AIPMT 2007

MCQ (Single Correct Answer)

-1

Identify the correct order of the size of the following :

Ca²⁺ < K⁺ < Ar < Cl^$$-$$ < S^2$$-$$

Ar < Ca²⁺ < K⁺ < Cl^$$-$$ < S^2$$-$$

Ca²⁺ < Ar < K⁺ < Cl^$$-$$ < S^2$$-$$

Ca²⁺ < K⁺ < Ar < S^2$$-$$ < Cl^$$-$$

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