The element, with atomic number 118, will be
The element, with atomic number 118, will be Options (a) alkali (b) noble gas (c) lanthanide (d) transition element Correct…
7 years ago
Easy
Choose isosteres from the following.
Choose isosteres from the following. Options (a) NO₂⁻ and PO₄³⁻ (b) NO₂⁻ and O₃ (c) CO₂,N₂O,NO₃⁻ (d) ClO₄⁻ and OCN⁻…
7 years ago
The ionisation energy of nitrogoen is more than that of oxygen because
The ionisation energy of nitrogoen is more than that of oxygen because Options (a) nitrogen has half-filled p-orbitals (b) nitrogen…
7 years ago
Which of the following does not represent the correct order of the properties
Which of the following does not represent the correct order of the properties indicated Options (a) Ni²⁺> Cr²⁺> Fe²⁺> Mn²⁺(size)…
7 years ago
Which of the following represents correct decreasing order of polarity?
Which of the following represents correct decreasing order of polarity? Options (a) NH₃ > PH₃ > AsH₃ > SbH₃ (b)…
7 years ago
Which one of the following ionic species has the greatest proton affinity to form
Which one of the following ionic species has the greatest proton affinity to form stable compound? Options (a) NH₂⁻ (b)…
7 years ago
In which of the folowing pair both the species have sp³ hybridization?
In which of the folowing pair both the species have sp³ hybridization? Options (a) H₂S, BF₃ (b) SiF₄, BeH₂ (c)…
7 years ago
Amongst the elements with following electronic configurations
Amongst the elements with following electronic configurations, which one of them may have the highest ionization energy? Options (a) Ne…
7 years ago
The correct sequence of increasing covalent character is represented by
The correct sequence of increasing covalent character is represented by Options (a) LiCl < NaCl < BeCl₂ (b) BeCl₂ <…
7 years ago
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