A substance X is a compound of an element of group IA. The substance X gives a violet colour in flame test. X is 1) NaCl 2) KCl 3) LiCl 4) None
A substance X is a compound of an element of group IA. The substance X gives a violet colour in flame test. X is
1) NaCl
2) KCl
3) LiCl
4) None
Under what condition(s) is ...
How many atoms are present ...
Why are rivers important ...
Give reasons as to why ...
Calculate the molecular ...
