The group IA metals are not found free in nature because ...
The group IA metals are not found free in nature because they
are very reactive and unstable
are malleable and ductile
have high melting and boiling point
conduct heat and electricity
Correct answer is A
No explanation has been provided for this answer.
When sodium is added to ethanol, the products are? ...
The number of atoms in one mole of a substance is equal to the ...
Suitable reagents for the laboratory preparation nitrogen are? ...
What does ∆H represent in the following equation ? Cl(g) + e- → CI- (g); ∆H = - 363 kJ mol-1...
Hydrogen sulphide gas can act as? ...
The energy changes accompanying the addition of an electron to a gaseous atom is called? ...