Chemistry Queries

1. Which element has the highest melting point?

Tungsten with chemical symbol ‘W’ and atomic number 74 has the highest melting point of 3,422 degree Celsius.


2. What happens when you mix KMnO4 with oleic acid?

Oleic acid is converted into dihydroxystearic acid when oxidized in a dilute aqueous solution of KMnO4 (Potassium Permangante).


3.What is the difference between N3H and NH3?

NH3NH3 (Ammoniais a compound in which three Hydrogen are attached with the Nitrogen atom and the molecule has a tetrahedral shape with whereas N3HN3H(Hydrazoic acidis a compound in which three Nitrogen atoms are linearly arranged and the Hydrogen atom is attached to one of the terminal Nitrogen atom.

4.What is the color of bromine diethyl ether?

Bromine diethly ether has a color of reddish brown.

5.How does calcium hydroxide react with water?

Calcium hydroxide is soluble in water and forms a solution called lime water.


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