Medium
The reaction which is used in black and white photography is:
- A$2 KClO_{3}(s) \xrightarrow{\text{Heat}} 2 KCl(s) + 3 O_{2}(g)$
- B$CH_{4}(g) + Cl_{2}(g) \xrightarrow{\text{Sunlight}} CH_{3}Cl(g) + HCl(g)$
- C$2 NaCl(s) \xrightarrow{\text{Electric current}} 2 Na(s) + Cl_{2}(g)$
- D$2 AgBr(s) \xrightarrow{\text{Sunlight}} 2 Ag(s) + Br_{2}(g)$
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Similar Questions
Which among the following statement$(s)$ is(are) true? Exposure of silver chloride to sunlight for a long duration turns grey due to
$(i)$ the formation of silver by decomposition of silver chloride
$(ii)$ sublimation of silver chloride
$(iii)$ decomposition of chlorine gas from silver chloride
$(iv)$ oxidation of silver chloride
$(i)$ the formation of silver by decomposition of silver chloride
$(ii)$ sublimation of silver chloride
$(iii)$ decomposition of chlorine gas from silver chloride
$(iv)$ oxidation of silver chloride
Difficult
View SolutionHow will you test whether the gas evolved in a reaction is hydrogen?
Easy
View SolutionCan oxidation or reduction take place alone? Why or why not? What are such reactions called?
Medium
View SolutionGive reasons for the following:
$(i)$ Moist air and acidic gases are not good for some metals.
$(ii)$ Chips manufacturers usually flush bags of chips with nitrogen gas.
$(i)$ Moist air and acidic gases are not good for some metals.
$(ii)$ Chips manufacturers usually flush bags of chips with nitrogen gas.
Medium
View SolutionThe following reaction is an example of a:
$4 NH_{3}(g) + 5 O_{2}(g) \rightarrow 4 NO(g) + 6 H_{2}O(g)$
$(i)$ Displacement reaction
$(ii)$ Combination reaction
$(iii)$ Redox reaction
$(iv)$ Neutralisation reaction
$4 NH_{3}(g) + 5 O_{2}(g) \rightarrow 4 NO(g) + 6 H_{2}O(g)$
$(i)$ Displacement reaction
$(ii)$ Combination reaction
$(iii)$ Redox reaction
$(iv)$ Neutralisation reaction
Medium
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