NEET

Periodic Table and Periodicity

Chemistry

Previous Years Questions

MCQ (Single Correct Answer)

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From the following pairs of ions which one is not an iso-electronic pair?
NEET 2021
Match the following : Oxide Nature (A) CO (i) Basic (B) BaO...
NEET 2020 Phase 1
Identify the incorrect match. Name IUPAC Official Name (A) Unnilunium (i) ...
NEET 2020 Phase 1
For the second period elements the correct increasing order of first ionization enthalpy is :
NEET 2019
The correct order of atomic radii in group 13 elements is
NEET 2018
Which of the following oxides is most acidic in nature?
NEET 2018
The element Z = 114 has been discovered recently. It will belong to which of the following family/group and electronic c...
NEET 2017
In which of the following options the order of arrangement does not agree with the variation of property indicated again...
NEET 2016 Phase 1
The species Ar, K+ and Ca2+ contain the same number of electrons. In which order do their radii increase ? ...
AIPMT 2015 Cancelled Paper
Which of the following orders of ionic radii is correctly represented ?
AIPMT 2014
Which one of the following arrangements represents the correct order of least negative to most negative electron gain en...
NEET 2013 (Karnataka)
What is the value of electron gain enthalpy of Na+ if IE1 of Na = 5.1 eV?
AIPMT 2011 Mains
Identify the wrong statement in the following.
AIPMT 2012 Prelims
Among the elements Ca, Mg, P and Cl, the order of increasing atomic radii is
AIPMT 2010 Mains
Among the following which one has the highest cation to anion size ratio ?
AIPMT 2010 Mains
Which of the following represents the correct order of increasing electron gain enthalpy with negative sign for the elem...
AIPMT 2010 Prelims
The correct orfer of the decreasing ionic radii among the following isoelectronic species is
AIPMT 2010 Prelims
Amongst the elements with following electronic configurations, which one of them may have the highest ionisation energy ...
AIPMT 2009
With which of the following electronic configuration an atom has the lowest ionisation enthalpy ?
AIPMT 2007
Identify the correct order of the size of the following :
AIPMT 2007
Which one of the following ionic species has the greatest proton affinity to form stable compound ?
AIPMT 2007
Which one of the following orders is not in accordance with the property stated against it ?
AIPMT 2006
Which one of the following arrangements represents the correct order of electron gain enthalpy (with negative sign) of t...
AIPMT 2005
Ionic radii are
AIPMT 2004
The ions O2$$-$$, F$$-$$, Na+, Mg2+ and Al3+ are isoelectronic. Their ionic radii show ...
AIPMT 2003
Which statement is wrong ?
AIPMT 2000

MCQ (More than One Correct Answer)

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Which one of the following arrangements does not give the correct picture of the trends indicated against it ?
AIPMT 2008

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