MCQ
Starch is used to test even the small amounts of:
- ASucrose in aqueous solution.
- BGlucose in aqueous solution.
- CI2 in aqueous solution.
- DMaltose in aqueous solution.
✓
Answer
- Glucose in aqueous solution.
Explanation:
Starch is used to test even the small amounts of glucose in aqueous solution.
The glucose solution will turn violet in presence of starch.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Which one of the following compound will give Saytzeff alkene as a major product in elimination reaction?
The $EAN$ of $Fe$ in $K_4[Fe(CN)_6]$ is
→The following compound on hydrolysis in aqueous acetone will give
Incorrect method of preparation for alcohols from the following is:
When an electric current is passed through acidulated water $112\, mL$ of hydrogen gas at $N.T.P.$ collect at the cathode in $965\, seconds$. The current passed, in amperes is
→Which reaction show correct major product?
The binding of oxygen by haemoglobin $(Hb)$ forming $(HbO_2)$, is partially regulated by the concentration of $H_3O^+$ and dissolved $CO_2$ in blood.
→$Hb{O_2} + {H_3}{O^ + }C{O_2} \rightleftharpoons \left( {{H^ + } - Hb - C{O_2}} \right) + {O_2} + {H_2}O$
Release of $O_2$ is favoured when there is
$CH_3-CH_2-I$ $\xrightarrow{{NaCN}}A\xrightarrow[{Partial\,hydrolysis}]{{^\Theta OH}}B\xrightarrow[{B{r_2}}]{{NaOH}}C,$ Product $'C'$ is
→$HC \equiv CNa + Cl - CH_2 - CH_2 - CH_2 - I \to (A)$; Major product $(A)$ is
→For a given reaction ${t_{1/2}} = \frac{1}{{Ka}}.$. The order of the reaction is
→