Which property of sodium is being used in street lights?
- AIt shows photoelectric effect
- BIt has low melting point
- CSodium atom emits photons in the yellow region of visible spectrum,due to electrically stimulated transitions
- DSodium vapours show golden colour
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Similar Questions
State as to why:
$(a)$ a solution of $Na_2CO_3$ is alkaline?
$(b)$ alkali metals are prepared by electrolysis of their fused chlorides?
$(c)$ sodium is found to be more useful than potassium?
$(a)$ a solution of $Na_2CO_3$ is alkaline?
$(b)$ alkali metals are prepared by electrolysis of their fused chlorides?
$(c)$ sodium is found to be more useful than potassium?
Difficult
View SolutionThe number of alkali metal$(s)$,from $Li$,$K$,$Cs$,$Rb$ having ionization enthalpy greater than $400 \ kJ \ mol^{-1}$ and forming stable super oxide is $.......$
DifficultJEE MAIN 2023
View SolutionThe photoelectric effect is maximum in which of the following elements?
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View SolutionWhich of the following factors is responsible for $Li$ being the strongest reducing agent among alkali metals?
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View SolutionExcess of $Na^+$ ions in our system causes:
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