Which of the following substance is an alloy of lead?
...Which of the following substance is an alloy of lead?
Brass
Duralumin
Stainless steel
Soft solder
Correct answer is D
No explanation has been provided for this answer.
What is the atomic number of Meitnerium? ...
The pOH of a solution of 0.25 mol dm-3 of hydrochloric acid is...
The element with the electron configuration 1s22s22p3 is...
The reddish-brown rust on iron roofing sheets consists of ...
When chlorine water is exposed to bright sunlight, the following products are formed ...