Question

Number of gaseous products that copper oxide forms on reaction with $HCl$ is:

• A. $0$
• B. $1$
• C. $2$
• D. $3$

Answer 1

The correct option is A $0$

${COO}_{\left(S\right)}+{HCl}_{\left(aq\right)}\rightleftharpoons {COCl}_{\left(S\right)}+H_{2}O\left(l\right)$

zero gaseous products.