Which of the following mixture of gases is likely to burn...
Which of the following mixture of gases is likely to burn in flame
neon and hydrogen
nitrogen and helium
helium and neon
neon and nitrogen
Correct answer is A
No explanation has been provided for this answer.
Which of the following alloys does not contain copper? l. Brass II. Bronze III. Steel ...
The number of atoms of chlorine present in 5.85g of NaCl is [Avogaro's Number = 6.02 x 1023]...
The formula of mercury (l) dioxonitrate (III) is ...
How many valence electrons are contained in the element 3115P?...