Ethyl bromide can be obtained by the action of HBr on
Options
(a) ethane (b) acetylene (c) ethanol (d) propene
Correct Answer:
ethanol
Explanation:
C₂H₅OH + HBr → C₂H₅Br + H₂O. Thus ethyl bromide […]
The monomer unit of polyvinyl chloride has the formula
Options
(a) CH₃ – CH₂Cl (b) CH₂ = CH₂ (c) CHCl = CHCl (d) CH₂ = CHCl
Correct Answer:
CH₂ = CHCl
Explanation:
The […]
In nucleic acid the sequence is
Options
(a) base-phosphate-sugar (b) sugar-base-phosphate (c) base-sugar-phosphate (d) phosphate-base-sugar
Correct Answer:
base-sugar-phosphate
Explanation:
In nucleic acids the sequence is base-sugar-phosphate. Nucleoside phosphates are called nucleotides. These may […]
An example of amino acid containing benzene ring is
Options
(a) tyrosine (b) serine (c) alanine (d) lysine
Correct Answer:
tyrosine
Explanation:
No explanation available. Be the first to write the explanation for […]
The functional isomer of ethanol is
Options
(a) ethylene glycol (b) methanol (c) dimethyl ether (d) diethyl ether
Correct Answer:
dimethyl ether
Explanation:
No explanation available. Be the first to write the explanation […]
The percentage of nitrogen in urea is
Options
(a) 46 (b) 59 (c) 25 (d) 54
Correct Answer:
46
Explanation:
The percentage of nitrogen in urea is 46% (Most concentrated nitrogenous fertiliser). It […]
P₂O₅ is an anhydride of
Options
(a) H₃PO₄ (b) H₂P₂O₇ (c) H₃PO₃ (d) HPO₃
Correct Answer:
HPO₃
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Blood pressure is defined as the force with which blood
Options
(a) comes out of the atrium (b) is pushed to the legs (c) pushes against wall of blood vessels (d) comes of the […]
The kidney is covered by a tough connective tissue capsule called
Options
(a) Bowman’s capsule (b) Renal Capsule (c) Malpighian corpuscle (d) Glisson’s capsule
Correct Answer:
Renal Capsule
Explanation:
No explanation available. Be […]
RNA contains which of the following type of sugar?
Options
(a) dextrose (b) ribose (c) deoxyribose (d) hexose
Correct Answer:
ribose
Explanation:
No explanation available. Be the first to write the explanation for […]
2017 Copyright Doctor Dreams Training Academy