The enthalpy of combustion of propane C 3 H 8 gas in terms of given data is - Bond energy kJ-mol - C-H - O-O - C-O - O-H - C-C - x 1 - x 2 - x 3 - x 4 - x 5Resonance energy of CO 2 is -zkJ-mol and - H vaporization - H 2 Ol- is ykJ-mol

The correct option is A 8 x _ 1 +2 x _ 5 +5 x _ 2 6 x _ 3 8 x _ 4 4y 3z Reaction: C_3H_8 + 4O_2→ 3CO_2+4H_2O Δ_r H = BE_r BE_p + RE Δ H_va ...

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Byju's Answer

Standard XII

Chemistry

Enthalpy of Combustion

The enthalpy ...

Question

The enthalpy of combustion of propane ( $C_{3} H_{8}$ ) gas in terms of given data is :
Bond energy (kJ/mol)
$ε_{C - H}$
$ε_{O = O}$
$ε_{C - = O}$
$ε_{O - H}$
$ε_{C - C}$
$+ x_{1}$
$+ x_{2}$ $+ x_{3}$ $+ x_{4}$ $+ x_{5}$
Resonance energy of ${C O}_{2}$ is $- z k J / m o l$ and $Δ H_{v a p o r i z a t i o n} [H_{2} O (l)]$ is $y (k J / m o l)$

8 x_{1} + 2 x_{5} + 5 x_{2} - 6 x_{3} - 8 x_{4} - 4 y - 3 z

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

6 x_{1} + x_{5} + 5 x_{2} - 3 x_{3} - 4 x_{4} - 4 y - 3 z

No worries! We‘ve got your back. Try BYJU‘S free classes today!

8 x_{1} + 2 x_{5} + 5 x_{2} - 6 x_{3} - 8 x_{4} - y - z

No worries! We‘ve got your back. Try BYJU‘S free classes today!

8 x_{1} + x_{5} + 5 x_{2} - 6 x_{3} - 8 x_{4} - 4 y + 3 z

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A $8 x_{1} + 2 x_{5} + 5 x_{2} - 6 x_{3} - 8 x_{4} - 4 y - 3 z$
Reaction:
$C_{3} H_{8} + 4 O_{2} \to 3 C O_{2} + 4 H_{2} O$

$Δ_{r} H = B E_{r} - B E_{p} + R E - Δ H_{v a p} = (8 x_{1} + 2 x_{5}) + 5 x_{2} - 6 x_{3} - 8 x_{4} - 4 y - 3 z$

Suggest Corrections

Similar questions

Q. The energy of combustion of propane

(C_{3} H_{8})

gas in terms of given data is:
Bond energy (kJ/mol)

\begin{matrix} ϵ_{C - H} & ϵ_{O = O} & ϵ_{C = O} & ϵ_{O - H} & ϵ_{C - C} + x_{1} & + x_{2} & + x_{3} & + x_{4} & + x_{5} \end{matrix}

Resonance energy of

C O_{2}

- z k J / m o l

and

△ H_{v a p o r i z a t i o n} [H_{2} O] i s y k J / m o l

Q. The energy of combustion of propane

(C_{3} H_{8})

gas in terms of given data is:
Bond energy (kJ/mol)

\begin{matrix} ϵ_{C - H} & ϵ_{O = O} & ϵ_{C = O} & ϵ_{O - H} & ϵ_{C - C} + x_{1} & + x_{2} & + x_{3} & + x_{4} & + x_{5} \end{matrix}

Resonance energy of

C O_{2}

- z k J / m o l

and

△ H_{v a p o r i z a t i o n} [H_{2} O] i s y k J / m o l

Q. The following reaction has

Δ H

- 25 k c a l

C H_{4} (g) + C l_{2} (g) \to C H_{3} C l (g) + H C l (g)

Bond	Bond Energy kCal
$ε_{C - C l}$	84
$ε_{H - C l}$	109
$ε_{C - H}$	$x$
$ε_{C l - C l}$	$y$
$x : y = 9 : 5$

From the given data, what is the bond enthalpy of

C l - C l

bond?

You are given
$cos x = 1 - \frac{x^{2}}{2!} + \frac{x^{4}}{4!} - \frac{x^{6}}{6!} . . . . . .$ ;
$sin x = x - \frac{x^{3}}{3!} + \frac{x^{5}}{5!} - \frac{x^{7}}{7!} . . . . . .$ ;
$tan x = x + \frac{x^{3}}{3} + \frac{2 x^{5}}{15} . . . . . .$
Then the value of
$lim x \to 0 \frac{x cos x + sin x}{x^{2} + tan x}$ is

___

The degree of the polynomial obtained when $8 - 6 x + x^{2} - 7 x^{3} + x^{5}$ is subtracted from $x^{4} - 6 x^{3} + x^{2} - 3 x + 1$ is:

Join BYJU'S Learning Program

$ε_{C - H}$	$ε_{O = O}$	$ε_{C - = O}$	$ε_{O - H}$	$ε_{C - C}$
$+ x_{1}$	$+ x_{2}$	$+ x_{3}$	$+ x_{4}$	$+ x_{5}$

The enthalpy of combustion of propane (C3H8) gas in terms of given data is : Bond energy (kJ/mol)εC−HεO=OεC−=OεO−HεC−C+x1+x2+x3+x4+x5Resonance energy of CO2 is −zkJ/mol and ΔHvaporization[H2O(l)] is y(kJ/mol)

The correct option is A 8x1+2x5+5x2−6x3−8x4−4y−3zReaction:C3H8+4O2→3CO2+4H2OΔrH=BEr−BEp+RE−ΔHvap=(8x1+2x5)+5x2−6x3−8x4−4y−3z

The correct option is A $8 x_{1} + 2 x_{5} + 5 x_{2} - 6 x_{3} - 8 x_{4} - 4 y - 3 z$
Reaction:
$C_{3} H_{8} + 4 O_{2} \to 3 C O_{2} + 4 H_{2} O$

$Δ_{r} H = B E_{r} - B E_{p} + R E - Δ H_{v a p} = (8 x_{1} + 2 x_{5}) + 5 x_{2} - 6 x_{3} - 8 x_{4} - 4 y - 3 z$