ABC26IN0777 · For Na+, Mg2+, Al3+ and F-, the CORRECT order of ionic radii is · 2005-2022
ABC26IN0778 · Two sets of quantum numbers with the same number of radial nodes are · 2005-2022
ABC26IN0779 · With respect to periodic properties, the CORRECT statement is · 2005-2022
ABC26IN0780 · Which of the following set(s) of quantum numbers is (are) NOT allowed? · 2005-2022
ABC26IN0781 · The correct order of the boiling points of the compounds is · 2005-2022
ABC26IN0782 · Among the following, the compound that has the lowest degree of ionic character is · 2005-2022
ABC26IN0783 · The common feature(s) of Rb+, Kr and Br-is/are that they · 2005-2022self-practice
ABC26IN0784 · The energy of an electron in a hydrogenic atom with nuclear charge Z varies as: · 2005-2022
ABC26IN0785 · Among the following, the element having maximum inert pair effect is [Given: Atomic number of Ge=30, Pb=82, Si=14 and Sn=50 ] · 2005-2022
ABC26IN0786 · The pair of semimetals in the following is: · 2005-2022
ABC26IN0787 · The correct order of acidic character is: · 2005-2022
ABC26IN0788 · Among lithium, nitrogen, carbon and oxygen, which element has the highest first ionization potential? · 2005-2022
ABC26IN0789 · Which one of the following has the highest lattice energy? · 2005-2022
ABC26IN0790 · The acceptable valence shell electronic arrangement is: · 2005-2022
ABC26IN0791 · Identify the correct option: In the periodic table, on moving from left to right along a period, · 2005-2022
ABC26IN0792 · The correct order of the mean bond energies in the binary hydrides is: · 2005-2022
ABC26IN0793 · The correct order of the ionic radii is: · 2005-2022
ABC26IN0794 · The correct valence shell electronic configuration of the element with atomic number 22 is · 2005-2022
ABC26IN0795 · The decreasing order of the first ionization energy of the following element is · 2005-2022
ABC26IN0796 · The decreasing order of ionic nature of the following compound is: · 2005-2022
ABC26IN0797 · The compound having the highest melting point is: · 2005-2022
ABC26IN0798 · The decreasing order of the first ionization energy of the following elements is: · 2005-2022
Perodic – General
ABC26IN0541 · Gas phase bond length and dipole moment of a compound (MX) is 3 and 10.8 D, respectively. The ionic character in gas phase MX is ____ \%… · 2005-2021self-practice
ABC26IN0542 · and are two operators on number p and q such that p q=p2+q2pq and p q=p2q If x y=2 2, then x= · 2005-2021self-practice