The product that is formed by dehydration of ethanol in concentrated sulphuric acid is ……………….
A) Ethane
B) Ethene
C) Ethyne
D) Ethanal
1 Answers
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In a survery, it was found that `21` persons liked product `A`, `26` liked product `B` and `29` liked product `C`. If `14` persons liked products `A`
Correct Answer - `(i) 12 (ii) 6`
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hydrochloric acid — i) H2SO4 , sulphuric acid — ii) CH3COOH
B) a → iii, b →i, c →iv, d → ii
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A mixture has 18 g water and 414 g ethanol. What are the mole fractions of water and ethanol?
Given : Mass of water = 18 g, Mass of ethanol = 414 g To find : Mole fractions of water and ethanol Formulae : Mole fractions of A = \(\frac{n_A}{n_A+n_B}\) Mole fractions of B = \(\frac{n_B}{n_A+n_B}\) Calculation : Number of...
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Ethanol i) Acetic acid , thanoic acid ii) Acetaldehyde
D) a → iv, b → i, c → ii, d → iii
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Find the correct statement. A) When we send yeast cells into sugar solution ethanol is formed.
B) When we send yeast cells into sugar solution in absence of O2 ethanol is formed.
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You want to prepare a semi-permeable membrane in the lab, you have to A) wash the eggs with Sulphuric acid
B) keep the raw eggs in dil. HCL for 4-5 hours
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Where does dehydration occur in glycolysis?
In glycolysis, dehydration occurs when 2-Phosphoglyceric acid loses a water molecule (dehydration) to form phosphoenol pyruvic acid in presence of the enzyme enolase.
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In glycolysis, dehydration occurs during formation of
The correct answer is (B) 2 – phosphoglycerate
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In Krebs cycle, dehydration of substrate occurs
The correct answer is (A) once
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Zinc displaces the following gas from sulphuric acid ……………… A) O2
Correct option is D) H2
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