Match List I with List II.
List I | List II | ||
---|---|---|---|
(A) | (I) | Anti-depressant | |
(B) | (II) | 550 times sweeter than cane sugar. | |
(C) | (III) | Narcotic analgesic | |
(D) | (IV) | Antiseptic |
Choose the correct answer from the options given below:
In Carius method of estimation of halogen, $$0.45 \mathrm{~g}$$ of an organic compound gave $$0.36 \mathrm{~g}$$ of $$\mathrm{AgBr}$$. Find out the percentage of bromine in the compound.
(Molar masses : $$\mathrm{AgBr}=188 \mathrm{~g} \mathrm{~mol}^{-1} ; \mathrm{Br}=80 \mathrm{~g} \mathrm{~mol}^{-1}$$)
Match List I with List II.
List I | List II | ||
---|---|---|---|
(A) | Benzenesulphonyl chloride | (I) | Test for primary amines |
(B) | Hoffmann bromamide reaction | (II) | Anti Saytzeff |
(C) | Carbylamine reaction | (III) | Hinsberg reagent |
(D) | Hoffmann orientation | (IV) | Known reaction of Isocyanates. |
Choose the correct answer from the options given below:
$$20 \mathrm{~mL}$$ of $$0.02 \,\mathrm{M} \,\mathrm{K}_{2} \mathrm{Cr}_{2} \mathrm{O}_{7}$$ solution is used for the titration of $$10 \mathrm{~mL}$$ of $$\mathrm{Fe}^{2+}$$ solution in the acidic medium.
The molarity of $$\mathrm{Fe}^{2+}$$ solution is __________ $$\times \,10^{-2}\, \mathrm{M}$$. (Nearest Integer)