Assertion: At the centre of earth a body has centre of mass, but no centre of gravity.
Reason: This is because g=0 at the centre of earth.
- If both the assertion and the reason are true and the reason is a correct explanation of the assertion
- If both the assertion and reason are true but the reason is not a correct explanation of the assertion
- If the assertion is true but the reason is false
- If both the assertion and reason are false
Reason: This is because g=0 at the centre of earth.
- If both the assertion and the reason are true and the reason is a correct explanation of the assertion
- If both the assertion and reason are true but the reason is not a correct explanation of the assertion
- If the assertion is true but the reason is false
- If both the assertion and reason are false
1. inhibits the synthesis of prostaglandins which stimulates inflammation of the tissue
2. prevents the release of HCl in the stomach
3. prevents the interaction of histamine with its receptor
4. inhibit activities of enzymes
1. amylase iodide
2. amylase iodate
3. inclusion complex
4. amylase tetraiodide complex
2. Formaldehyde and acetaldehyde
3. Two molecules of acetone
4. Two molecules of acetaldehyde
Grignard reagent and organolithium compounds react with dry ice separately. Hydrolysis of the products from these two reactions will give:
1. Ketones and carboxylic acids, respectively.
2. Carboxylic acids and ketones, respectively.
3. Only carboxylic acids
4. Only ketones
1. o-Methoxy phenol
2. p-Methoxy phenol
3. m-Methoxy phenol
4. Phenol
if the redox products are 
and Mn2+?
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