MCQ
Oxidation state of $+ 1$ for phosphorus is found in
- A${H_3}P{O_3}$
- B${H_3}P{O_4}$
- ✓${H_3}P{O_2}$
- D${H_4}{P_2}{O_7}$
$3+x+(-2 \times 2)=0$
$x=+1$
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| List $I$ | List $II$ |
| $A.$ Invertase | $I.$ Starch into maltose |
| $B.$ Zymase | $II.$ Maltose into glucose |
| $C.$ Diastase | $III.$ Glucose into ethanol |
| $D.$ Maltase | $IV.$ Cane sugar into glucose |
Choose the most appropriate answer from the options given below
$(A)$ tert-butanol and $2$-methylpropan-$2$-ol
$(B)$ tert-butanol and $1$, $1$-dimethylethan-$1$-ol
$(C)$ $n$-butanol and butan-$1$-ol
$(D)$ isobutyl alcohol and $2$-methylpropan-$1$-ol
To make it chiral compound the attack should be on which carbon atom
(ii) Silver metal does not react with $1 M$ zinc nitrate solution
(iii) Zinc metal dissolves in $1M$ copper sulphate solution and copper metal gets depositedHence the order of decreasing strength of the three metals as reducing agents will be