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The s-block Elements — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistryThe s-block Elements5 Marks
Question
Complete the following reactions:
  1. $\text{NH}_3+\text{CO}_2+\text{H}_2\text{O}\xrightarrow{\ \ \ \\ \ }$
  2. $\text{Mg}(\text{NO}_3)_2\xrightarrow{ \ \ \\ \Delta\ \ \ }$
  3. $\text{BeCl}_2+\text{LiAlH}_4\xrightarrow{\ \ \ \ \ }$
  4. $\text{MgO}+\text{P}_4\text{O}_{10} \xrightarrow{\ \ \ \ \ }$
  5. $\text{Ca(OH)}_2+\text{SO}_2 \xrightarrow{\ \ \ \ \ }$
✓

Answer

  1. $\text{NH}_3+\text{CO}_2+\text{H}_2\text{O} \xrightarrow{\ \ \ \ \ }(\text{NH}_4)\text{HCO}_3$
  2. $2\text{Mg}(\text{NO}_3)_2+\text{H}_2\text{O} \xrightarrow{ \ \ \ \ \text{head} \ \ \ \ }2\text{MgO}+4\text{NO}_2+\text{O}_2$
  3. $2\text{BeCl}_2+\text{LiAlH}_4 \xrightarrow{ \ \ \ \ \ \ \ \ }\text{BeH}_2+\text{LiC}+\text{AlCl}_3$
  4. $6\text{MgO}+\text{P}_4\text{O}_{10} \xrightarrow{ \ \ \ \ \ \ \ \ }2\text{Mg}_3(\text{PO}_4)_2$
  5. $\text{Ca(OH)}_2+\text{SO}_2 \xrightarrow{ \ \ \ \ \ \ \ \ }\text{CaSO}_3+\text{H}_2\text{O}\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ (\text{white ppt.)}$

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