The electronic configuration of gadolinium (Atomic No.64) is
The electronic configuration of gadolinium (Atomic No.64) is Options (a) [Xe]4f³ 5d⁵ 6s² (b) [Xe]4f⁶5d²6d² (c) [Xe]4f⁸5d⁹6s² (d) [Xe]4f⁷5d¹6s² Correct…
7 years ago
D and F Block Elements
Formula of ferric sulphate is
Formula of ferric sulphate is Options (a) FeSO₄ (b) Fe(SO₄)₂ (c) Fe₂SO₄ (d) Fe₂(SO₄)₃ Correct Answer: Fe₂(SO₄)₃Explanation:No explanation available. Be…
7 years ago
The electronic configuration of transition elements is exhibited by
The electronic configuration of transition elements is exhibited by Options (a) ns¹ (b) ns²np⁵ (c) ns² (n - 1) d¹⁻¹⁰…
7 years ago
Sodium thiosulphate is added in photography to
Sodium thiosulphate is added in photography to Options (a) improve colour of photograph (b) remove unreacted AgBr (c) form latent…
7 years ago
Which of the following transition element shows the highest oxidation state
Which of the following transition element shows the highest oxidation state Options (a) V (b) Cr (c) Mn (d) Fe…
7 years ago
Which of the following is the most electronegative
Which of the following is the most electronegative Options (a) Co (b) Cu (c) Ni (d) Fe Correct Answer: CuExplanation:No…
7 years ago
Four successive members of the first row transition elements are listed below
Four successive members of the first row transition elements are listed below with their atomic numbers.which one of them is…
7 years ago
Mercurous chloride exists in the form of
Mercurous chloride exists in the form of Options (a) Hg⁺ (b) Hg₂²⁺ (c) Hg²⁺ (d) Hg₃²⁺ Correct Answer: Hg₂²⁺Explanation:No explanation…
7 years ago
MnO₃ in an acidic medium dissociates into
MnO₃ in an acidic medium dissociates into Options (a) MnO₂ and MnO₄⁻ (b) MnO and MnO₄⁻ (c) MnO₂ and MnO…
7 years ago
Chromium has the most stable oxidation state
Chromium has the most stable oxidation state Options (a) 2 (b) 5 (c) 4 (d) 3 Correct Answer: 3Explanation:No explanation…
7 years ago