Home
Class 12
CHEMISTRY
Assertion: Aspirin can cause ulcer in th...

Assertion: Aspirin can cause ulcer in the stomach.
Reason: The ester group in aspirin gets hydrolysed to acid group in the stomach where the pH is 2.

A

If both 'A' and 'R' are correct and 'R' is correct reason for 'A'

B

If both 'A' and 'R' are correct and 'R' is not the correct explanation for 'A'

C

If 'A' is true but 'R' is false

D

If both 'A' and 'R' is false

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

Assertion : Aspirin can cause ulcer in stomach when taken empty stomach. Reason : Aspirin gets hydrolysed to salicyclic acid in stomach where pH is 2.

Assertion : p-nitroaniline is stronger base than p-toluidine . Reason: The electron withdrawing NO_(2) group in the p-nitroaniline makes it a stronger base .

Assertion : Carboxylic acids do not undergo Friedel - Crafts reaction. Reason : Carboxyl group is meta-directing group.

Assertion: Only Lactobacillus lactis causes curdling of milk. Reason: Only this bacteria can produce lactic acid.

Assertion : Ethers behave as lewis bases in the presence of mineral acids. Reason : Due to the presence of alkyl groups on the both sides of oxygen atom.

Assertion : Picric acid is a strong acid inspite of the absence of the carboxyl group. Reason : The three -NO_(2) groups in picric acid activate the phenate ion.

Assertion : Anti histammin does not effect secration of acid in stomach : Reason : Anti Histamine and antacids work on different receptors.

Assertion : Amino acids are called alpha -amino acids. Reason : Amino acids are organic compounds containing an amino group and an acidic group as substituents on the alpha -carbon.

Assertion : Phenol is a weak acid than ethanol. Reason : Groups with +M effect and -I effect decrease acidity at m-position .

Assertion : m-Bromo toluene can be prepared by m-toluidene Reason : Amino group is meta directing (a)Assertion and reason both are correct statements and reason explains the assertion. (b)Both assertion and reason are wrong statements (c)Assertion is correct statement and reason is wrong statement. (d)Assertion is wrong statement and reason is correct statement.