A gas mixture contains 50% He and 50% Methane by volume. What is the percent
A gas mixture contains 50% He and 50% Methane by volume. What is the percent by weight of methane in…
7 years ago
Chemistry
The compounds CHCl₃ and HF lead to the formation of a compound of fluorine
The compounds CHCl₃ and HF lead to the formation of a compound of fluorine of molecular weight 70.The compound is…
7 years ago
Standard reduction potential for Al³⁺/Al , Fe²/Fe, Br/Br are ₋1.66V, ₋0.45V, 1.09V
Standard reduction potential for Al³⁺ / Al , Fe²⁺ / Fe, Br/Br are ₋1.66 V, ₋0.45 V, 1.09 V. Order…
7 years ago
The pH value of the solution in which a particular amino acid dose not migrate
The pH value of the solution in which a particular amino acid dose not migrate the influence of an electric…
7 years ago
The C-C bond length is longest in
The C-C bond length is longest in Options (a) C₂H₂ (b) C₂H₄ (c) C₆H₆ (d) C₂H₂Br Correct Answer: C₆H₆Explanation:No explanation…
7 years ago
Cannizzaro reaction is not given by
Cannizzaro reaction is not given by Options (a) methanal (b) phenyl methanal (c) 2,2-dimethylbutanal (d) phenyl ethanal Correct Answer: phenyl…
7 years ago
Which of the following is a basic dye
Which of the following is a basic dye Options (a) Congo red (b) Aniline yellow (c) Alizarin (d) Indigo Correct…
7 years ago
Which would exhibit ionisation isomerism
Which would exhibit ionisation isomerism Options (a) [Co(NH₃)₄] [Cr(C₂O₄)₃] (b) [CoBr(NH₃)₅]²⁺SO₄²⁻ (c) [CoBr(NH₃)₅] (d) K₃(Fe(CN)₆] Correct Answer: [CoBr(NH₃)₅]²⁺SO₄²⁻Explanation:No explanation available.…
7 years ago
Sodium Hydroxide reacts with Zinc to form
Sodium Hydroxide reacts with Zinc to form Options (a) ZnO (b) Na₂ZnO₂ (c) ZnH₂ (d) Zn(OH)₂ Correct Answer: Na₂ZnO₂Explanation:No explanation…
7 years ago
Magnetic moment of (NH₄)₂[MnBr₄] is ___ BM
Magnetic moment of (NH₄)₂[MnBr₄] is ___ BM Options (a) 5.91 (b) 4.91 (c) 3.91 (d) 2.46 Correct Answer: 5.91Explanation:No explanation…
7 years ago