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Balancing of oxidation ?..



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Q1. Enthalpy change for the oxidation of 1 mole of a compound at standard condition is

(a) Standard Heat of Formation
(b) Standard Heat of Reaction
(c) Standard Heat of Combustion
(d) None of the mentioned

Q2. Value of the negative of the heat of combustion when the product water is a liquid, is

(a) Higher Heating value
(b) Lower Heating value
(c) Neither Higher nor Lower Heating value
(d) None of the mentioned

Q3. Value of the negative of the heat of combustion when the product water is a vapour, is

(a) Higher Heating value
(b) Lower Heating value
(c) Neither Higher nor Lower Heating value
(d) None of the mentioned

Q4. For enthalpy reference state is at which the enthalpy is

(a) Zero
(b) Positive
(c) Negative
(d) None of the mentioned

Q5. Heating value is the negative of the ______________

(a) Standard Heat of Formation
(b) Standard Heat of Reaction
(c) Standard Heat of Combustion
(d) None of the mentioned

Q6. _________________ is the enthalpy change that is associated with a reaction.

(a) Standard Heat of Formation
(b) Heat of Reaction
(c) Heat of Combustion
(d) None of the mentioned

Q7. Standard heats of formation are _________ for endothermic reaction.

(a) Negative
(b) Positive
(c) Zero
(d) None of the mentioned

Q8. Standard heats of formation are _________ for exothermic reaction.

(a) Negative
(b) Positive
(c) Zero
(d) None of the mentioned

Q9. The heat of formation as ______ in the standard state for each stable element.

(a) Zero
(b) Cannot be calculated
(c) Negative
(d) positive

Q10. Enthalpy change associated with the formation of 1 mole of a compound from its constituent elements and products in their standard state is called

(a) Standard Heat of Formation
(b) Heat of Reaction
(c) Heat of Combustion
(d) None of the mentioned


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0 Answer
806 views

Assertion : Gases Combine In Simple Ratio Of Their Volume But, Not Always. Reason : Gases Deviate From Ideal Behaviour.

Modified 248 Year Ago

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248 Year Ago

Assertion : Gases Combine In Simple Ratio Of Their Volume But, Not Always. Reason : Gases Deviate From Ideal Behaviour.

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0 Answer
753 views

A Sample Of Phosphorus Trichloride (PCL3) Contains 1.4 Moles Of The Substance. How Many Atoms Are There In Atoms Sample

Modified 249 Year Ago Sangeeta

753
Sangeeta
249 Year Ago

A Sample Of Phosphorus Trichloride (PCL3) Contains 1.4 Moles Of The Substance. How Many Atoms Are There In Atoms Sample

0 votes
0 Answer
636 views

The Significant Figures In 34.00 Are

Modified 248 Year Ago Sangeeta

636
Sangeeta
248 Year Ago

The Significant Figures In 34.00 Are

0 votes
0 Answer
483 views

The Passege Of Current Liberates H2 At Cathode And CL2 At Anode. The Solution Is

Modified 242 Year Ago

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483
242 Year Ago

The Passege Of Current Liberates H2 At Cathode And CL2 At Anode. The Solution Is

0 votes
0 Answer
471 views

Assertion : Atoms Can Neither Be Created Nor Destroyed. Reason : Under Similar Condition Of Temperature And Pressure, Equal Volume Of Gases Does Not Contain Equal Number Of Atoms.

Modified 248 Year Ago

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471
248 Year Ago

Assertion : Atoms Can Neither Be Created Nor Destroyed. Reason : Under Similar Condition Of Temperature And Pressure, Equal Volume Of Gases Does Not Contain Equal Number Of Atoms.

0 votes
0 Answer
399 views

In Br3O8 Compound, Oxidation Number Of Bromine Is

Modified 10 Year Ago

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399
10 Year Ago

In Br3O8 Compound, Oxidation Number Of Bromine Is

0 votes
0 Answer
398 views

Assertion : A Certain Element X, Forms Three Binary Compounds With Chlorine Containing 59.68%, 68.95% And 74.75% Chlorine Respectively. Reason : According To Law Of Multiple Proportions, The Relative

Modified 248 Year Ago

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248 Year Ago

Assertion : A Certain Element X, Forms Three Binary Compounds With Chlorine Containing 59.68%, 68.95% And 74.75% Chlorine Respectively. Reason : According To Law Of Multiple Proportions, The Relative

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