Which of the following sets has strongest tendency to form anions ?
Which of the following sets has strongest tendency to form anions ? Options (a) Ga, In, Tl (b) Na, Mg,…
7 years ago
Chemistry
Which of the following is not permissible arrangement of electrons in an atom?
Which of the following is not permissible arrangement of electrons in an atom? Options (a) n = 5, l =…
7 years ago
Which one of the following ions will be the smallest in size?
Which one of the following ions will be the smallest in size? Options (a) Na⁺ (b) Mg²⁺ (c) F⁻ (d)…
7 years ago
Which of the following pairs has both members from the same group of periodic
Which of the following pairs has both members from the same group of periodic table? Options (a) Mg-Ba (b) Mg-Cu…
7 years ago
The orientation of an atomic orbital is governed by
The orientation of an atomic orbital is governed by Options (a) Spin quantum number (b) Magnetic quantum number (c) Principal…
7 years ago
When two atoms of chlorine combine to form one molecule of chlorine gas
When two atoms of chlorine combine to form one molecule of chlorine gas, the energy of molecule Options (a) equal…
7 years ago
Alkali metals in each period have
Alkali metals in each period have Options (a) smallest size (b) lower ionisation potential (c) highest ionisation potential (d) highest…
7 years ago
The lattice energy order for lithium halide is
The lattice energy order for lithium halide is Options (a) LiF > liCl > LiBr > LiI (b) LiCl >…
7 years ago
Bhor’s theory is applicable to
Bhor's theory is applicable to Options (a) He (b) Li²⁺ (c) He²⁺ (d) None of these Correct Answer: Li²⁺Explanation:Bohr's theory…
7 years ago
The spectrum of He is expected to be similar to
The spectrum of He is expected to be similar to Options (a) H (b) Li⁺ (c) Na (d) He⁺ Correct…
7 years ago