MCQ
Which of the following oxidizes ${H_2}O$ to oxygen
- AChlorine
- ✓Fluorine
- CBromine
- DIodine
✓
Answer
Correct option: B.
Fluorine
b
$2{F_2} + 2{H_2}O\, \to \,4HF + {O_2}$
$2{F_2} + 2{H_2}O\, \to \,4HF + {O_2}$
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
Number of compounds from the following which will not dissolve in cold $NaHCO _3$ and $NaOH$ solutions but will dissolve in hot $NaOH$ solution is $........$.
→The correct sequential order of the reagents for the given reaction is.
$A $ gaseous hypothetical chemical equation $2A$ $ \rightleftharpoons $ $4B + C$ is carried out in a closed vessel. The concentration of $ B$ is found to increase by $5 \times {10^{ - 3}}mol\,\,{l^{ - 1}}$ in $10 $ second. The rate of appearance of $B$ is
→Identify the correct statement regarding enzymes
$(a)$ Secondary alcohol $\xrightarrow[\Delta ]{{{H_3}P{O_4}}}$
→$(b)$ Tertiary alcohol $\xrightarrow[\Delta ]{{{H_3}P{O_4}}}$
For above dehydration reaction rate of reaction will be
Artificial smoke screens are made by
The correct acidity order of the following is
Which of the following foodstuffs contains nitrogen
Consider the following transformations:
→$(I)$ $XeF_6 +NaF \to Na^+ [XeF_7]^-$ $(II)$ $2PCl_5(s) \to [PCl_4]^+[PCl_6]^-$
$(III)$ $[Al(H_2O)_6]^{3+} + H_2O \to [Al(H_2O)_5OH]^{2+} + H_3O^+$
Possible transformations are:
Which of the following compounds would exhibit co-ordination isomerism?