The acid that comes out from the stomach is called
A) Belching
B) Vomit
C) Gas
D) Burning Sensation
1 Answers
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Which of the following helps in protecting the walls of stomach from Hydrochloric acid ?
Answer is (B) Mucus
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The light ray that falls perpendicular to one side of the glass slab surface comes out……………………..
B) without any deviation
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The blood vessel which comes out from hilus is ………
(D) Renal vein
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a. Benzoic acid, Phenol, Picric acid, Salicylic acid (pka values). b. Acetaldehyde, Acetone, Methyl tert butyl ketone (reactivity towards NH2OH).
(a) Picric acid < salicylic acid < benzoic acid (b) Methyl tert – butyl ketone < acetone< Acetaldehyde (c) ethanol < ethanoic acid < benzoic acid (boiling point of carboxylic acids is higher than alcohols due to extensive hydrogen...
2 Answers 2 views
When a carpet is beaten with a stick dust comes out due to
A) static inertia of dust
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In the stomach, the food is digested to smooth mixture called chyme. But it is not affected by the acid. The reason is
C) The mucus present in the walls of stomach
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The long, thin and narrow tube connecting pharynx to the stomach is called
The correct answer is (C) Oesophagus
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The correct order of acid strength of following aromatic acids is : Benzoic acid (I), 4-Nitrobenzoic acid (II), 4-Dinitrobenzoic acid (III), 4-Methoxy
Correct Answer - C Factual Questions
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Assertion : Benzoic acid is a weaker acid than formic acid. Reason : Phenyl group destabilises the carboxylate anion due to conjugation.
Correct Answer - A (a) Reason is the correct explanation for assertion.
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