Which of the below elements will most likely form a Covalent Bond?
H and O
K and Na
Al and Mg
K and Cl
Hydrogen and oxygen form a covalent bond.
Question 17 Arrange the following elements in the order of their decreasing metallic character Na, Si, Cl, Mg, Al (a) Cl > Si >Al > Mg >Na (b) Na >Mg >Al >Si > Cl (c) Na > Al > Mg > Cl > Si (d) Al > Na> Si > Ca> Mg
Which of the sets of elements follows Newland’s octave rule:-
A)Be,Mg,Ca
B)Na,K,Rb
C)F,Cl,Br
D)B,Al,Ga
and how?