Which of the following raw materials is used in the plast...
Which of the following raw materials is used in the plastic industry ?
Calcium
Ethene
Hydrogen
Methane
Correct answer is B
No explanation has been provided for this answer.
The gas produced when a mixture of sodium propanoate and soda lime is heated is...
The reddish-brown rust on iron roofing sheets consists of ...
In troposphere, the two types of pollutants are? ...
How many electrons does \({31}_{15}\)P\(^3-\) contain?...
How many more isomers of the compound above can be obtained ? ...
Which of the following is arranged in order of increasing electronegativity? ...