Tag: metals
Questions Related to metals
Give the melting point of sodium in degrees Kelvin and degrees Fahrenheit.
Metals react with cold water and gives
The piece of sodium melts in water at:
$Na+H _2O\rightarrow NaOH+H _2$
Balance the following reaction.
When potassium is added to water, it burns with :
The colour of flame produced when a chunk of sodium comes in contact with water is :
A reddish brown colored element $X$ on heating in air, becomes a black colored compound $Y$. The compound $X$ and $Y$ are :
What is characteristics of solution when potassium reacts with water?
Which one of the following metals do not react with cold as well as hot water?
Which of the following mixture on mixing with distilled water will make the water hard?