What is the atomic number of Argon?
...What is the atomic number of Argon?
8
65
83
18
Correct answer is D
No explanation has been provided for this answer.
Consider the reaction A(s) + 2B(g) → 2C(aq) + D(g) What will be t...
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Which of the following will give a precipitate with an aqueous solution of copper (I) chloride? ...
(I). 3CuO(s) + 2NH3(g) -----> 3Cu(s) + 3H2O(l) + N2(g) (II). 2NH3(g)&n...
What is the valence shell electron configuration of the element with atomic number 17? ...
Given that M is the mass of substance deposited in an electrolysis and Q the qua...
The soft solder used for welding and plumbing is alloy of ...
Which of the following equations represents a substitution reaction? ...