The magnetic moment of Sc³⁺ is
The magnetic moment of Sc³⁺ is
Options
(a) 1.86 (b) 2.76 (c) 0 (d) 1.76
Correct Answer:
0
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
The magnetic moment of Sc³⁺ is
Options
(a) 1.86 (b) 2.76 (c) 0 (d) 1.76
Correct Answer:
0
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Which of the following metal is not ferromagnetic
Options
(a) Cobalt (b) Iron (c) Manganese (d) Nickel
Correct Answer:
Manganese
Explanation:
The substances which are strongly attracted by the magnetic field and show permanent […]
The hardness of transition elements is due to their
Options
(a) large atomic size (b) metallic bonding (c) covalent bonding (d) high ionisation energy
Correct Answer:
covalent bonding
Explanation:
The hardness of transition […]
Which of the following atomic number of uranium is the most radioactive
Options
(a) U-226 (b) U-238 (c) U-235 (d) U-248
Correct Answer:
U-235
Explanation:
No explanation available. Be the first to write […]
Oxidation state of iron in [Fe(H₂O)₅NO]SO₄ is
Options
(a) 1 (b) 2 (c) 3 (d) 4
Correct Answer:
1
Explanation:
No explanation available. Be the first to write the explanation for this question […]
Permanganate ion changes to ….. in acidic medium
Options
(a) MnO₄²⁻ (b) Mn²⁺ (c) Mn³⁺ (d) MnO₂
Correct Answer:
Mn²⁺
Explanation:
No explanation available. Be the first to write the explanation for […]
In the laboratory, manganese(II) salt is oxidised to permanganate ion in aqueous solution by
Options
(a) hydrogen peroxide (b) conc.nitric acid (c) peroxydisulphate (d) dichromate
Correct Answer:
peroxydisulphate
Explanation:
No explanation available. Be […]
The acidic, basic or amphoteric nature of Mn₂O₇, V₂O₅ and CrO are respectively
Options
(a) acidic, acidic and basic (b) basic,amphoteric and acidic (c) acidic,amphoteric and basic (d) acidic , basic and amptoteric
which of the following ions has the maximum magnetic moment
Options
(a) Sc³⁺ (b) Ti³⁺ (c) Fe³⁺ (d) V³⁺
Correct Answer:
Fe³⁺
Explanation:
No explanation available. Be the first to write the explanation […]
Which of the following pairs of transition metal ions are the stronger oxidising agents in aqueous solution
Options
(a) V²⁺ and Cr²⁺ (b) Ti²⁺ and Cr²⁺ (c) Mn³⁺ and Co³⁺ (d) V²⁺ and […]
2017 Copyright Doctor Dreams Training Academy