SATHEE: The P Block Elements - Result Question 1

The P Block Elements - Result Question 1

####1. Urea reacts with water to form $A$ which will decompose to form $B$ . $B$ when passed through $C u^{2 +}$ (aq), deep blue colour solution $C$ is formed. What is the formula of $C$ from the following? [2020]

(a) $[C u (N H_{3})_{4}]^{2 +}$

(b) $C u (O H)_{2}$

(d) $C u S O_{4}$

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Solution:

$N H_{2} C O N H_{2} + H_{2} O ⟶ (N H_{4})_{2} C O_{3}$

(A)

(B)

$N H_{3} (g) \overset{C u^{2 +} (a q)}{\to} [C u (N H_{3})_{4}]^{2 +}$

(B)

The P Block Elements - Result Question 1

Solution:

(C) \ [Blue coloured solution]

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The P Block Elements - Result Question 1

Solution:

(C) \ [Blue coloured solution]

Engineering Preparation

Medical Preparation

NCERT Books & Solutions

Important Resources

Other Resources

Syllabus

Test Platform

Sample Mock Test

Mentorship

NCERT Exercise Video Solution

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