The spin only magnetic moment of [CrF₆]⁴⁻ (atomic number for Cr is 24) is
The spin only magnetic moment of [CrF₆]⁴⁻ (atomic number for Cr is 24) is Options (a) 0 (b) 1.73BM (c)…
7 years ago
Chemistry
In an exothermic reaction(reversible) which of the following has positive value
In an exothermic reaction(reversible) which of the following has positive value Options (a) Enthalphy (b) Entrophy (c) Gibb's Free Energy…
7 years ago
Which of the following reacts with chloroform and a base to form phenylisocyanide
Which of the following reacts with chloroform and a base to form phenylisocyanide Options (a) Benzene (b) Aniline (c) Nitrobenzene…
7 years ago
Which colourless gas evolves, when NH₄ Cl reacts with zinc in a dry cell battery
Which colourless gas evolves, when NH₄ Cl reacts with zinc in a dry cell battery Options (a) NH₃ (b) N₂…
7 years ago
If pH of A,B,C and D are 9.5, 2.5,3.5 and 5.5 respectively, then strongest acid is
If pH of A,B,C and D are 9.5, 2.5,3.5 and 5.5 respectively, then strongest acid is Options (a) D (b)…
7 years ago
How many mole of MNO₄⁻ ion will react with 1 mole of ferrous oxalate in acidic medium
How many mole of MNO₄⁻ ion will react with 1 mole of ferrous oxalate in acidic medium Options (a) 1/5…
7 years ago
The number of optical isomers formed by hydrogenation of the compound (CH₃)₂C=CHCH₃
The number of optical isomers formed by hydrogenation of the compound (CH₃)₂C=CHCH₃ are Options (a) 2 (b) 3 (c) 4…
7 years ago
The ionisation potential for hydrogen atom is 13.6eV, the ionization potential for He⁺
The ionisation potential for hydrogen atom is 13.6eV, the ionization potential for He⁺ is Options (a) 54.4 eV (b) 6.8…
7 years ago
On electrolysis of dilute H₂SO₄ using plantinum electrodes , the gas evolved at
On electrolysis of dilute H₂SO₄ using plantinum electrodes , the gas evolved at the anode is Options (a) O₂ (b)…
7 years ago
A detergent has which of the following group attached to the terminal of a long carbon
A detergent has which of the following group attached to the terminal of a long carbon chain Options (a) COOH…
7 years ago