Which of the following statements is not correct for a nucleophile
Which of the following statements is not correct for a nucleophile Options (a) Ammonia is a nucleophile (b) Nucleophiles attack…
7 years ago
Basic Principles of Organic Chemistry
In Duma’s method for estimation of nitrogen, 0.25g of an organic compound
In Duma's method for estimation of nitrogen, 0.25g of an organic compound gave 40 mL of nitrogen collected at 300K…
7 years ago
In the Kjeldahl’s method for estimation of nitrogen present in a soil sample
In the Kjeldahl's method for estimation of nitrogen present in a soil sample, ammonia evolved from 0.75 g of sample…
7 years ago
A compound with empirical formula CH₂O has a vapour density of 30.Its molecular
A compound with empirical formula CH₂O has a vapour density of 30.Its molecular formula is Options (a) C₃H₆O₃ (b) C₂H₄O₂…
7 years ago
Two chemicals having same chemical formula but different arrangement of atoms
Two chemicals having same chemical formula but different arrangement of atoms are called Options (a) isotopes (b) isomers (c) polymers…
7 years ago
If a compound, on analysis was found to contain C=18.5% ,H=1.55%, Cl=55.04%
If a compound, on analysis was found to contain C=18.5% ,H=1.55%, Cl=55.04% and O=24.81%, then its empirical formula is Options…
7 years ago
The empirical formula of an acid is CH₂O₂ , the probable molecular formula of
The empirical formula of an acid is CH₂O₂ , the probable molecular formula of acid may be Options (a) CH₂O…
7 years ago
The IUPAC name of the compound having the formula CCl₃CH₂CHO is
The IUPAC name of the compound having the formula CCl₃CH₂CHO is Options (a) 2,2,2-trichloropropanal (b) 1,1,1-trichloropropanal (c) 3,3,3-trichloropropanal (d) 1,2,1-dichloromethanal…
7 years ago
Vapour density of a gas is 22. What is its molecular weight
Vapour density of a gas is 22. What is its molecular weight Options (a) 33 (b) 22 (c) 44 (d)…
7 years ago
The fractional distillation is used in
The fractional distillation is used in Options (a) petroleum (b) crude oil (c) coal tar (d) all of these Correct…
7 years ago