If 0.2 gram of an organic compound containing carbon, hydrogen and oxygen
If 0.2 gram of an organic compound containing carbon, hydrogen and oxygen on combustion , yielded 0.147 gram carbon dioxide…
7 years ago
Basic Principles of Organic Chemistry
In Lassaigne’s test red colour precipitate is obtained which is due to formation
In Lassaigne's test red colour precipitate is obtained which is due to formation of Options (a) FeCNS (b) Fe(CNS)₂ (c)…
7 years ago
The hybridisation of carbon in diamond ,graphite and acetylene is in the order of
The hybridisation of carbon in diamond ,graphite and acetylene is in the order of Options (a) sp sp² sp³ (b)…
7 years ago
In an organic compound phosphorus is estimated as
In an organic compound phosphorus is estimated as Options (a) Mg₂P₂O₇ (b) Mg₃(PO₄)₂ (c) H₃PO₄ (d) P₂O₅ Correct Answer: Mg₂P₂O₇Explanation:A…
7 years ago
Number of isomers of C₄H₁₀ is
Number of isomers of C₄H₁₀ is Options (a) 4 (b) isomerism not exist (c) 3 (d) 2 Correct Answer: 2Explanation:No…
7 years ago
Violet coloured complex obtained in the detection of Sulphur is
Violet coloured complex obtained in the detection of Sulphur is Options (a) Na₂[Fe(NO)(CN)₅] (b) Na₃[Fe(ONSNa)(CN)₅] (c) Na₄[Fe(CN)₅NOS] (d) both (Na₃[Fe(ONSNa)(CN)₅)]…
7 years ago
Which of the following is the IUPAC name of the compound
Which of the following is the IUPAC name of the compound Options (a) 4-methyle-2-hexanol (b) 4-methyl-3-hexanol (c) 2-methyl-3-hexanol (d) 3-methyl-4-hexanol…
7 years ago
How will you separate a solution (miscible) of benzene + CHCl₃
How will you separate a solution (miscible) of benzene + CHCl₃ Options (a) Sublimation (b) Filtration (c) distilation (d) Crystallisation…
7 years ago
Which of the following is used as refrigerant
Which of the following is used as refrigerant Options (a) SiC (b) CO₂ (c) CF₂Cl₂ (d) CHCl₃ Correct Answer: CF₂Cl₂Explanation:No…
7 years ago
Gasoline is a mixture of hydrocarbons containing
Gasoline is a mixture of hydrocarbons containing Options (a) C₃ to C₅ carbon atoms (b) C₇ anf C₉ carbons atoms…
7 years ago