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The P-Block Elements

Question

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Complete the following chemical equation:
${Ca}_{3} P_{2} (s) + H_{2} O (l) \to$

Solution

When calcium phosphide react with water, it form calcium hydroxide and phosphine.

{Ca}_{3} P_{2} (s) + 6 H_{2} O (l) \to 3 Ca (OH)_{2} (aq) + 2 {PH}_{3} (g)

Some More Questions From The p-Block Elements Chapter

What is the covalency of nitrogen in N₂O₅?

Bond angle in PH₄⁺ is higher than that in PH₃. Why?

Write a balanced equation for the hydrolytic reactions PCl₅ in heavy water.

What is the basicity of H₃PO₄?

What happens when H₃PO₃ is heated?

List the important source of sulphur.

Write the order of thermal stability of the hydrides of Group 16 elements.

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