PDF chapter test TRY NOW

Choose the right statements:
 
Answer variants:
\(2NaCl + H_2O \rightarrow 2NaOH + Cl_2 + H_2\)
\(Zn + CH_3​COOH\rightarrow Zn(CH_2COO)_2​ + H_2​\)
The chemical formula for calcium hydroxide is \({Ca(OH)_4}\).
\({Mg(OH)_3}\) is the chemical formula for magnesium hydroxide.
 
Answer: