19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
Ionization potential for a noble gas is
Ionisation energy decreases down the group due to
Which of the following has the lowest ionization energy?
The element with the lowest ionization potential is
The correct order in which the first ionization potential increases is
Which of the following has the highest ionization energy?
The correct order of first ionization potential is
Which one of the following order is correct for the first ionization energies of the elements?
The correct order of ionization energy of C, N, O, F is
Which of the following has the highest ionization enthalpy?
The bond enthalpy is the highest for
Amongst the elements with the following electronic configurations which one of them may have the highest ionization energy?
Alkali metals in each period have
Lowest ionization potential in periods is shown by
Shielding of the nuclear charge by the inner core of……A…….does not increase. Here, A refers to
Correct order of radii is
Identify the correct order in which the ionic radius of the following ions increases (I) F– (II) Na+ (III) N3–
In isoelectronic species of Mg2+, N3–, Al3+, the order of decreasing ionic radii will be
The single covalent radius of P is 0.11 nm The single covalent radius of Cl will be :
Arrange the following elements in the order of increasing atomic size Cl, S, P, Ar
The correct order of ionic size of N3–, Na+, F–, Mg2+ and O2–is:
In which of the following pair, both the species are isoelectronic but first one is large in size than the second?
The correct order of the sizes of C, N, P, S, is
The ions O2–, F–, Na+, Mg2+and Al3+are isoelectronic. Their ionic radii show
Which of the following order is correct for the size of Fe3+, Fe, and Fe2+?