D. Synthesis cause A + B --> AB
Equation: 2Na + Cl2 --> 2NaCl
Answer:
On the placement of hydrogen and helium in the periodic system
H1=1
He2=2
Answer:
The elements in group 13 and group 15 form a cation with a -3 charge each.
Answer: No
Explanation: It's not balanced because four oxygen atoms in H2SO4, whereas there are 5 oxygen atoms in the reactants side. Also, there's more hydrogen atoms on the reactants side.
I hope this helps!
