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Identification Test for Salts

Moles of O2(g...

Question

Moles of O2(g) produced on complete decomposition of 1.5 mole of KClO3,is 2KClO3-----------2KCl+3O2

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A l

K C l O_{3}

react together to form

A l_{2} O_{3}

according to the following reactions :

2 K C l O_{3} ⟶ 2 K C l + 3 O_{2}

4 A l + 3 O_{2} ⟶ 2 A I_{2} O_{3}

4

K C l O_{3}

50 %

pure) on reaction with excess of Al forms _______ moles of

A l_{2} O_{3}

A l

K C l O_{3}

react together to form

A l_{2} O_{3}

2 K C l O_{3} ⟶ 2 K C l + 3 O_{2}

4 A l + 3 O_{2} ⟶ 2 A l_{2} O_{3}

4

K C l O_{3}

50 %

pure) on reaction with excess of

A l

forms x moles of

A l_{2} O_{3}

. The value of x (as nearest integer) is:

A l

K C l O_{3}

react together to form

A I_{2} O_{3}

according to the following reaction:

2 K C l O_{3} ⟶ 2 K C l + 3 O_{2}

4 A l + 3 O_{2} ⟶ 2 A l_{2} O_{3}

4

K C l O_{3}

50 %

pure) on reaction with excess of

A l

A l_{2} O_{3}

K C l O_{3}

react together to form

A I_{2} O_{3}

2 K C l O_{3} ⟶ 2 K C l + 3 O_{2}

4 A l + 3 O_{2} ⟶ 2 A I_{2} O_{3}

4 m o l e s o f K C l O_{3}

(50% pure) on reaction with excess of

A l

x

A I_{2} O_{3}

.

Q. How many moles of

K C l O_{3}

would be required to supply the proper amount of oxygen needed to burn

24

C H_{4}

2 K C l O_{3} ⟶ 2 K C l + 3 O_{2}

C H_{4} + 2 O_{2} ⟶ C O_{2} + 2 H_{2} O

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