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Ionic Salts and Their Characteristic

The dissoluti...

Question

The dissolution of ammonium chloride is an exothermic process.If true enter 1 else o
0

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Solution

The correct option is A 0
The dissolution of ammonium chloride in water is an endothermic process. $N H_{4} C l (s) \to N H_{4}^{+} (a q) + C l^{-} (a q) Δ H = + 15.1 k J / m o l$

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Q. If true enter 1, else enter 0. Conversion of chlorine atom into chloride ion is an exothermic process.

Q. An exothermic reaction is always spontaneous.

If true enter 1, else enter 0.

Q. In an exothermic reaction,

E_{P r o d u c t}

E_{R e a c t a n t}

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Q. Dissolution of

C a H_{2}

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Q. Consider the following statements:
(a) Rusting is exothermic process.
(b) Dissolution of ammonium chloride in water is exothermic process.
(c) Addition of chlorine is also oxidation process.
(d) The formula of calcium phosphate is

{C a}_{3} {(P O_{4})}_{2}

.
Which of the above statements are correct ?

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