Question

Balance the given equation ! ​

Answer 1

Answer:

Synthesis reaction, as P. Ree said it before. In your case, Na2O and H2O forming a new product by balancing the equation: The O-Atom in Na2O is double negative charged and is attracted by one of the partial charges of the H-Atoms in H2O.

Answer 2

$\huge\underbrace\red{Question \: }$

PBO + HCl → PBCL2 + H2O + CL2

$\huge\underbrace\blue{Answer \: }$

= PBO + 2HCL → PBCL2 + H2O

$\\ Equation \: Balanced$

- So the two molecule of HCl is required