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The mechanism of action of ''Terfenadine...

The mechanism of action of ''Terfenadine'' (Seldane) is :

A

Activates the histamine receptor

B

Inhibits the action of histamine receptor

C

Inhibits the secretion of histamine

D

Helps in the secretion of histamine

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JEE MAINS PREVIOUS YEAR-JEE MAINS 2020-CHEMSITRY
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  4. The major product obtained from the following reaction is :

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  5. A solution of two components containing n1 moles of 1^(st) component a...

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  6. The INCORRECT statement is :

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  10. The major products of the following reaction are : CH3 -overset(CH...

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  11. The major product of the following reaction is :

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  13. The increasing order of pKb values of the following compounds is :

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  14. Which of the following compounds shows geometrical isomerism ?

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  17. Kraft temperature is the temperature :

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  18. For the reaction Fe2N(s)+(3)/(2)H2(g)=2Fe(s)+NH3(g)

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  19. The species that has a spin -only magnetic moment of 5.9 BM , is : (...

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  20. The lanthanoid that does NOT show +4 oxidation stat is :

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