Question

$MgC{l}_2.6H_{2}O$ when heated gives

• A. magnesium dichloride
• B. magnesium oxide
• C. magnesium oxychloride
• D. magnesium chloride

Answer 1

Answer: (B)

$MgC{l}_2.6H_{2}O\stackrel{\text{Heat}}{\to }MgC{l}_2.2H_{2}O\stackrel{\Delta }{\to }\underset{\text{Oxychloride}}{M{g}_{2}OC{l}_2}\underset{\text{air}}{\overset{\text{Heat}}{\to }}MgO$