An organic compound contains 40%C, 6.66% H and rest oxygen .its vapour density is 30.What will be its empirical formula
Options
(a) CHO (b) CH₂O (c) C₂H₂O (d) CH₄O
Correct Answer:
CH₂O
Explanation: […]
Geometrical isomerism is possible in
Options
(a) 1-butene (b) propene (c) 2-butene (d) ethene
Correct Answer:
2-butene
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Term ‘Hexadecane’ in petroleum is commonly called as
Options
(a) octane (b) petrol (c) cetane (d) LPG
Correct Answer:
cetane
Explanation:
No explanation available. Be the first to write the explanation for this […]
Propanone and propanal are …. Isomers
Options
(a) geometrical (b) optical (c) functional (d) none of these
Correct Answer:
functional
Explanation:
Compounds having the same molecular formula but different functional groups are called […]
Which of the following shows linear structure
Options
(a) acetylene (b) CCl₄ (c) ethane (d) ethene
Correct Answer:
acetylene
Explanation:
No explanation available. Be the first to write the explanation for this question […]
Molecular mass of a compound having empirical formula C₂H₅O is 90. Molecular formula is
Options
(a) C₂H₅O (b) C₃H₆O₈ (c) C₄H₁₀O₂ (d) C₅H₁₄O
Correct Answer:
C₄H₁₀O₂
Explanation:
No explanation available. Be the first […]
Which compound show geometrical isomerism
Options
(a) 1-butene (b) 2-propene (c) 2-butene (d) benzene
Correct Answer:
2-butene
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
If N and S both are present in an organic compound then during Lassaigne’s test, both will change into
Options
(a) NaSCN (b) Na₂S and NaCN (c) Na₂S and NaCNO (d) Na₂SO₃ and […]
Two miscible liquids can be separated by
Options
(a) chromatography (b) vaccum distillation (c) steam distillation (d) seperating funnel
Correct Answer:
steam distillation
Explanation:
Chromatography: Chromatography is employed for identification, purification and separation of […]
n-Butane and isobutane are
Options
(a) positional isomers (b) chain isomers (c) functional isomers (d) metamers
Correct Answer:
chain isomers
Explanation:
No explanation available. Be the first to write the explanation for this […]
2017-2025 Copyright Doctor Dreams Training Academy - About Us - Privacy Policy - Terms & Conditions - Contact Us - Refund Policy