Na⁺, Mg²⁺, Al³⁺ and Si⁴⁺ are isoelectronic. The order of their ionic size is
Na⁺, Mg²⁺, Al³⁺ and Si⁴⁺ are isoelectronic. The order of their ionic size is Options (a) Na⁺>Mg²⁺< Al³⁺Si⁴⁺ (c) Na⁺>Mg²⁺>Al³⁺>…
7 years ago
Classification of Elements and Periodicity
Which of the following is the smallest in size?
Which of the following is the smallest in size? Options (a) Na⁺ (b) F⁻ (c) O²⁻ (d) N³⁻ Correct Answer:…
7 years ago
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
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
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
Which of the following order is wrong?
Which of the following order of element is wrong? Options (a) NH₃ < PH₃< AsH₃– Acidic (b) Li < Be…
7 years ago
In the periodic table going down in fluorine group
In the periodic table going down in fluorine group Options (a) stability of ohydrides will increase (b) ionic radii will…
7 years ago
Which one of the following is the correct order of size of othe iodine specifies?
Which one of the following is the correct order of size of othe iodine specifies? Options (a) I > I⁺…
7 years ago
Which electronic configuration of an element has abnormally high difference
Which electronic configuration of an element has abnormally high difference between second and third ionization energy ? Options (a) I…
7 years ago