Which of these have no unit?
Which of these have no unit? Options (a) Electronegativity (b) Electron affinity (c) Ionisation energy (d) All of these Correct…
7 years ago
Classification of Elements and Periodicity
The elements having the electronic configuration [Kr] 4d¹°f¹⁴,5s² p⁶d²,6s² belongs
The elements having the electronic configuration [Kr] 4d¹°f¹⁴,5s² p⁶d²,6s² belongs to Options (a) s-block (b) p-block (c) d-block (d) f-block…
7 years ago
In which block, 106th element belongs?
In which block, 106th element belongs? Options (a) s-block (b) p-block (c) d-block (d) f-block Correct Answer: d-blockExplanation:Element, unnilhexium (Unh)₁o₆,…
7 years ago
Which one of the following oxides is expected to exhibit paramagnetic behaviour?
Which one of the following oxides is expected to exhibit paramagnetic behaviour? Options (a) CO₂ (b) SiO₂ (c) SO₂ (d)…
7 years ago
Among the elements Ca, Mg, P and Cl, the order of increasing atomic radii is :
Among the elements Ca, Mg, P and Cl, the order of increasing atomic radii is : Options (a) Ca <…
7 years ago
Which one of the following elements has the maximum electron affinity?
Which one of the following elements has the maximum electron affinity? Options (a) F (b) Cl (c) Br (d) I…
7 years ago
Identify the correct order of the size of the following elements:
Identify the correct order of the size of the following elements: Ca, K, Ar,Cl,S Options (a) Ca²⁺< K⁺< Ar <…
7 years ago
The correct order of ionisation energy for comparing carbon, nitrogen and oxygen
The correct order of ionisation energy for comparing carbon, nitrogen and oxygen is Options (a) CO (b) C>NN>O (d) C>N
7 years ago
Chemical properties of lithium and magnesium are similar because
Chemical properties of lithium and magnesium are similar because Options (a) these belongs to same group (b) shows disgonal relationship…
7 years ago
The set representing the correct order for the first ionisation potential is
The set representing the correct order for the first ionisation potential is Options (a) K > Na > Li (b)…
7 years ago