| 2023-07-03 | \( 2 \mathrm{C}(\mathrm{s})+\mathrm{O}_{2}(\mathrm{~g}) \rightarrow 2 \mathrm{CO}(\mathrm{g}) ; ... | 3:19 | 6 | |
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| 2023-07-03 | Determine which of the following reactions at constant pressure represent surrounding that do wo... | 8:03 | 0 | |
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| 2023-07-03 | Consider the reaction at \( 300 \mathrm{~K} \)
\[
\mathrm{H}_{2}(\mathrm{~g})+\mathrm{Cl}_{2}(\m... | 4:56 | 0 | |
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| 2023-07-03 | \( \Delta \mathrm{H}^{\mathrm{o}} \) for the reaction \( \mathrm{X}_{(\mathrm{g})}+\mathrm{Y}_{(... | 7:20 | 0 | |
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| 2023-07-03 | If \( \Delta \mathrm{G}=-177 \mathrm{kcal} \) for
(I) \( 2 \mathrm{Fe}(\mathrm{s})+\frac{3}{2} \... | 7:33 | 1 | |
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| 2023-07-03 | For a reaction \( \mathrm{A}(\mathrm{g}) \rightleftharpoons \mathrm{B}(\mathrm{g}) \), at equili... | 4:34 | 0 | |
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| 2023-07-03 | For a particular reaction \( \Delta \mathrm{H}^{\circ}=-76.6 \mathrm{~kJ} \) and \( \Delta \math... | 4:45 | 0 | |
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| 2023-07-03 | The enthalpy change for a given reaction at \( 298 \mathrm{~K} \) is \( -\mathrm{x} \) J \( \mat... | 6:32 | 0 | Let's Play |
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| 2023-07-03 | Which of the natural process is spontaneous?
(a) Formation of curd from milk after doing initati... | 6:35 | 0 | |
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| 2023-07-03 | In which one of the following sets, all the properties belong to same category (all extensive or... | 4:38 | 2 | |
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| 2023-07-03 | A reaction has \( \Delta \mathrm{H}=-33 \mathrm{~kJ} \) and \( \Delta \mathrm{S}=-58 \mathrm{~J}... | 5:10 | 0 | |
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| 2023-07-03 | What is the free energy change \( (\Delta \mathrm{G}) \) when 1.0 mole of water at \( 100^{\circ... | 4:17 | 1 | |
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| 2023-07-03 | If heat of dissociation of \( \mathrm{CHCl}_{2} \mathrm{COOH} \) is \( 0.7 \mathrm{kcal} \) \( \... | 5:54 | 0 | |
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| 2023-07-03 | When reaction is in standard state at equilibrium, then:
(a) \( \Delta \mathrm{H}^{\mathrm{o}}=0... | 4:49 | 4 | |
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| 2023-07-03 | The plots between \( \mathrm{P} \) and \( \mathrm{V} \) which represent isochoric and isobaric p... | 2:47 | 0 | |
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| 2023-07-03 | Calculate the lattice energy for the reaction
\[
\mathrm{LiCl}(\mathrm{s}) \rightarrow \mathrm{L... | 7:27 | 0 | |
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| 2023-07-03 | Equal volume of \( \mathrm{HCOOH} \) and \( \mathrm{NaOH} \) are mixed. If \( \mathrm{x} \) is t... | 4:45 | 1 | |
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| 2023-07-03 | The enthalpy change for the reaction of 5 litre of ethylene with 5 litre of \( \mathrm{H}_{2} \)... | 6:52 | 0 | Let's Play |
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| 2023-07-03 | \( \mathrm{AB}, \mathrm{A}_{2} \) and \( \mathrm{B}_{2} \) are diatomic molecules. If the bond e... | 6:56 | 20 | |
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| 2023-07-03 | One mole of anhydrous \( \mathrm{MgCl}_{2} \) dissolves in water and liberates \( 25 \mathrm{cal... | 5:09 | 1 | |
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| 2023-07-03 | The bond dissociation energy of gaseous \( \mathrm{H}_{2}, \mathrm{Cl}_{2} \) and \( \mathrm{HCl... | 7:30 | 5 | |
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| 2023-07-03 | The enthalpy of solution of \( \mathrm{NaOH}(\mathrm{s}) \) in water is \( -41.6 \mathrm{~kJ} / ... | 3:06 | 5 | Let's Play |
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| 2023-07-03 | If enthalpy of dissociation of \( \mathrm{CH}_{4} \) and \( \mathrm{C}_{2} \mathrm{H}_{6} \) are... | 5:51 | 4 | Let's Play |
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| 2023-07-03 | Calculate the, standard internal energy of formation of liquid methyl acetate \( \left(\mathrm{C... | 7:55 | 1 | |
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| 2023-07-03 | The values of heat of combustion of ethane \( \left(\mathrm{C}_{2} \mathrm{H}_{6}\right) \) and ... | 4:36 | 0 | |
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| 2023-07-03 | When a certain amount of ethylene was combusted, \( 5644 \mathrm{~kJ} \) heat was evolved. If he... | 4:42 | 0 | |
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| 2023-07-03 | Theheat of combustion of sucrose \( \left(\mathrm{C}_{12} \mathrm{H}_{22} \mathrm{O}_{11}\right)... | 4:13 | 0 | |
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| 2023-07-03 | Given, \( \mathrm{H}_{2}(\mathrm{~g})+\mathrm{Br}_{2}(\mathrm{~g}) \longrightarrow 2 \mathrm{HBr... | 4:58 | 0 | |
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| 2023-07-03 | \[
\begin{array}{ll}
\mathrm{C}(\mathrm{s})+\mathrm{O}_{2}(\mathrm{~g}) \longrightarrow \mathrm{... | 8:39 | 0 | |
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| 2023-07-03 | For the following reaction,
\[
\begin{array}{l}
\mathrm{C} \text { (diamond })+\mathrm{O}_{2} \l... | 5:18 | 9 | |
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| 2023-07-03 | In the reaction, \( \mathrm{CO}_{2}(\mathrm{~g})+\mathrm{H}_{2}(\mathrm{~g}) \rightarrow \mathrm... | 5:30 | 0 | |
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| 2023-07-03 | A piece of \( \mathrm{NH}_{4} \mathrm{Cl} \) is kept inside a ballon filled with some air, havin... | 7:20 | 0 | |
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| 2023-07-03 | Determine which of the following reactions at constant pressure represent surrounding that do wo... | 8:03 | 0 | |
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| 2023-07-03 | \( 2 \mathrm{C}(\mathrm{s})+\mathrm{O}_{2}(\mathrm{~g}) \rightarrow 2 \mathrm{CO}(\mathrm{g}) ; ... | 3:19 | 0 | |
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| 2023-07-03 | \( \Delta \mathrm{H}^{\mathrm{o}} \) for the reaction \( \mathrm{X}_{(\mathrm{g})}+\mathrm{Y}_{(... | 7:20 | 0 | |
|
| 2023-07-03 | Consider the reaction at \( 300 \mathrm{~K} \)
\[
\mathrm{H}_{2}(\mathrm{~g})+\mathrm{Cl}_{2}(\m... | 4:56 | 0 | |
|
| 2023-07-03 | If \( \Delta \mathrm{G}=-177 \mathrm{kcal} \) for
(I) \( 2 \mathrm{Fe}(\mathrm{s})+\frac{3}{2} \... | 7:33 | 0 | |
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| 2023-07-03 | For a particular reaction \( \Delta \mathrm{H}^{\circ}=-76.6 \mathrm{~kJ} \) and \( \Delta \math... | 4:45 | 1 | |
|
| 2023-07-03 | For a reaction \( \mathrm{A}(\mathrm{g}) \rightleftharpoons \mathrm{B}(\mathrm{g}) \), at equili... | 4:34 | 1 | |
|
| 2023-07-03 | The enthalpy change for a given reaction at \( 298 \mathrm{~K} \) is \( -\mathrm{x} \) J \( \mat... | 6:32 | 0 | Let's Play |
|
| 2023-07-03 | A reaction has \( \Delta \mathrm{H}=-33 \mathrm{~kJ} \) and \( \Delta \mathrm{S}=-58 \mathrm{~J}... | 5:10 | 0 | |
|
| 2023-07-03 | Which of the natural process is spontaneous?
(a) Formation of curd from milk after doing initati... | 6:35 | 0 | |
|
| 2023-07-03 | What is the free energy change \( (\Delta \mathrm{G}) \) when 1.0 mole of water at \( 100^{\circ... | 4:17 | 0 | |
|
| 2023-07-03 | When two mole of an ideal gas \( \left(C_{p, m}=\frac{5}{2} R\right) \) is heated from \( 300 \m... | 12:04 | 0 | |
|
| 2023-07-03 | When reaction is in standard state at equilibrium, then:
(a) \( \Delta \mathrm{H}^{\mathrm{o}}=0... | 4:49 | 0 | |
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| 2023-07-03 | Which of the following conditions regarding a chemical process ensures its spontaneity at all te... | 5:24 | 1 | |
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| 2023-07-03 | The entropy change when two moles of an ideal monoatomic gas is heated from 200 to \( 300^{\circ... | 8:54 | 1 | |
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| 2023-07-03 | Given \( \Delta_{\mathrm{r}} \mathrm{S}^{\mathrm{o}}=-266 \) and the listed \( \left[\mathrm{S}_... | 6:59 | 15 | |
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| 2023-07-03 | Which of the following is incorrect regarding gibbs free energy?
(a) It is a state function.
(b)... | 4:03 | 0 | |
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| 2023-07-03 | Calculate the total entropy change for the transition at \( 368 \mathrm{~K} \) of \( 1 \mathrm{~... | 6:39 | 10 | |
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| 2023-07-03 | For the gas - phase decomposition, \( \mathrm{PCl}_{5}(\mathrm{~g}) \stackrel{\Delta}{\rightleft... | 5:50 | 2 | |
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| 2023-07-03 | Which one of the following has \( \Delta \mathrm{S}^{0} \) greater than zero?
(a) \( \mathrm{CaO... | 8:51 | 0 | |
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| 2023-07-03 | For which reaction from the following, will have maximum entropy change?
(a) \( \mathrm{Ca}(\mat... | 6:19 | 9 | |
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| 2023-07-03 | An isolated system comprises the liquid in equilibrium with vapours. At this stage, the molar en... | 3:51 | 10 | |
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| 2023-07-03 | Predict which of the following reaction (s) has a positive entropy change?
I. \( \mathrm{Ag}^{+}... | 6:41 | 14 | |
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| 2023-07-03 | Mixing of non-reacting ideal gases is generally accompanied by:
(a) Decrease in entropy.
(b) Inc... | 2:43 | 0 | |
|
| 2023-07-03 | If \( \mathrm{W}_{1}, \mathrm{~W}_{2} \& \mathrm{~W}_{3} \) are magnitude of work done of an ide... | 12:07 | 0 | |
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| 2023-07-03 | At \( 1 \mathrm{~atm} \) pressure freezing of \( n \) moles of water liquid \( \left(0^{\circ}... | 3:20 | 1 | |
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| 2023-07-03 | 1 mole of \( \mathrm{NH}_{3} \) gas at \( 27^{\circ} \mathrm{C} \) is expanded in reversible adi... | 11:03 | 3 | |
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| 2023-07-03 | A system undergoes a process which absorbed \( 0.5 \mathrm{~kJ} \) of heat and undergoing an exp... | 6:34 | 1 | |
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| 2023-07-03 | In which state, the matter have highest entropy? (a) Solid (b) Liquid (c) Gas (d) Equal in all | 2:27 | 1 | |
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| 2023-07-03 | A vessel contains 100 litres of a liquid X. Heat is supplied to the liquid in such a fashion tha... | 5:17 | 1 | |
|
| 2023-07-03 | \[
\mathrm{H}_{2} \mathrm{O}(\mathrm{s}) \rightarrow \mathrm{H}_{2} \mathrm{O}(\ell)
\]
This pha... | 3:22 | 0 | |
|
| 2023-07-03 | For the isothermal expansion of an ideal gas:
(a) \( \mathrm{U} \) and \( \mathrm{H} \) increase... | 3:13 | 0 | |
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| 2023-07-03 | One mole of a non-ideal gas undergoes a change of state (1.0 \( \mathrm{atm}, 3.0 \mathrm{~L}, 2... | 3:42 | 1 | |
|
| 2023-07-03 | In figure, \( \mathrm{A} \) and \( \mathrm{B} \) are two adiabatic curves for two different gase... | 7:15 | 0 | |
|
| 2023-07-03 | The temperature of the system decreases in an:
(a) Adiabatic compression (b) Isothermal compress... | 5:09 | 3 | |
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| 2023-07-03 | In an isothermal expansion of an ideal gas, select wrong statement :
(a) There is no change in t... | 5:10 | 0 | |
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| 2023-07-03 | When two moles of hydrogen atoms join together to form a mole of hydrogen molecules in a rigid v... | 4:53 | 3 | |
|
| 2023-07-03 | In an isochoric process, the increase in internal energy is:
(a) Equal to the heat absorbed.
(b)... | 3:10 | 0 | |
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| 2023-07-03 | For 2 mole of an ideal gas; the relation between \( \mathrm{C}_{\mathrm{p}} \& \mathrm{C}_{\math... | 4:52 | 0 | |
|
| 2023-07-03 | A cyclic process \( \mathrm{ABCD} \) is shown in \( \mathrm{P}-\mathrm{V} \) diagram for an idea... | 7:13 | 1 | Show |
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| 2023-07-03 | A system absorb \( 600 \mathrm{~J} \) of heat and work equivalent to \( 300 \mathrm{~J} \) on it... | 3:26 | 2 | |
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| 2023-07-03 | An ideal gas is taken around the cycle ABCA as shown in \( \mathrm{P}-\mathrm{V} \) diagram. The... | 3:26 | 0 | Show |
|
| 2023-07-03 | The P-T graph as given below was observed for a process on an ideal gas, which of the following ... | 4:16 | 1 | |
|
| 2023-07-03 | If a liquid is freezed in a system then :
(a) \( \mathrm{q}=0 \)
(b) \( \mathrm{q}0 \)
(c) \( \m... | 2:08 | 0 | |
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| 2023-07-03 | In a laboratory, liquid in a thermally insulated container is stirred for one hr, by a mechanica... | 2:50 | 0 | |
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| 2023-07-03 | A thermodynamic system goes from states (i) \( \mathrm{P}_{1}, \mathrm{~V} \) to \( 2 \mathrm{P}... | 2:48 | 0 | |
|
| 2023-07-03 | Five moles of a gas is put through a series of changes as shown graphically in a cyclic process ... | 4:59 | 0 | Show |
|
| 2023-07-03 | Predict the total number of intensive properties :
(i) Free energy
(ii) Critical density
(iii) V... | 9:31 | 2 | |
|
| 2023-07-03 | A gaseous system changes from state \( \mathrm{A}\left(\mathrm{P}_{1}, \mathrm{~V}_{1}, \mathrm{... | 4:02 | 0 | |
|
| 2023-07-03 | Internal pressure of a perfect gas (ideal gas) is:
(a) Zero
(b) Infinite
(c) Calculated by PV= n... | 3:13 | 0 | |
|
| 2023-07-03 | Out of boiling point (I), entropy (II), pH (III) and e.m.f. of a cell (IV), intensive properties... | 5:30 | 1 | |
|
| 2023-07-03 | In how many case, bodies become hot due to mechanical energy loss:
(i) Rub our hands for sometim... | 5:12 | 2 | |
|
| 2023-07-03 | An ideal gas filled at pressure of 2 atm and temperature of \( 300 \mathrm{~K} \), in a balloon ... | 2:48 | 0 | |
|
| 2023-07-03 | Warming ammonium chloride with sodium hydroxide in a test tube is an example of :
(a) Closed sys... | 4:55 | 14 | |
|
| 2023-07-03 | Two bodies of mass \( 1 \mathrm{~kg} \) and \( 3 \mathrm{~kg} \) have position vectors \( \hat{i... | 4:05 | 0 | |
|
| 2023-07-03 | Three identical spheres each of mass \( M \) are placed at the corners of a right angled triangl... | 4:10 | 0 | |
|
| 2023-07-03 | A pendulum of length \( 2 \mathrm{~m} \) consists of a wooden bob of mass \( 50 \mathrm{~g} \). ... | 6:14 | 1 | |
|
| 2023-07-03 | A body of mass \( M \) at rest explodes into three pieces, in the ratio of masses 1:1:2. Two sma... | 4:36 | 0 | |
|
| 2023-07-03 | What percentage of kinetic energy of a moving particle is transferred to a stationary particle w... | 5:03 | 2 | |
|
| 2023-07-03 | A circular hole of radius \( a / 2 \) is cut out of a circular disc of radius \( a \) as shown... | 6:22 | 0 | Show |
|
| 2023-07-03 | Two blocks of masses \( 10 \mathrm{~kg} \) and \( 30 \mathrm{~kg} \) are placed on the same stra... | 3:53 | 0 | |
|
| 2023-07-03 | Two identical blocks \( A \) and \( B \) each of mass \( m \) resting on a smooth horizontal flo... | 6:41 | 0 | |
|
| 2023-07-03 | A body of mass \( 2 \mathrm{~kg} \) moving with a speed of \( 4 \mathrm{~m} / \mathrm{s} \). mak... | 5:50 | 0 | |
|
| 2023-07-03 | A ball moving with velocity \( 9 \mathrm{~ms}^{-1} \) collides with another similar stationary b... | 5:26 | 0 | |
|
| 2023-07-03 | A batsman hits back a ball of mass \( 0.4 \mathrm{~kg} \) straight in the direction of the bowle... | 2:37 | 0 | |
|
| 2023-07-03 | The disc of mass \( M \) with uniform surface mass density \( \sigma \) is shown in the figure. ... | 6:08 | 5 | Show |
|
| 2023-07-03 | A stone tied to a string of length \( L \) is whirled in a vertical circle with the other end of... | 5:18 | 0 | |
|
| 2023-07-03 | A block of mass \( 10 \mathrm{~kg} \) starts sliding on a surface with an initial velocity of \(... | 4:14 | 1 | |
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