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Ambidentate ligand is

The correct structure of the product A formed in the reaction

Which of the following is in conjugation ?

Calculate the emf of the cell

Pt, $H_2\left(1.0atm\right)$ | $C{H}_{3}COOH$ (0.1M) || $N{H}_3$(aq, 0.001M) | $H_2$(1.0 atm), Pt Ka($C{H}_{3}COOH$) = ${10}^{-5}$, Kb(NH3) = ${10}^{-5}$

Among the compounds I-IV, the compound having the lowest boiling point is

A $3L$ mixture of $C{H}_4$ and $C_2{H}_6$ at STP requires $9L$ of $O_2$ for complete combustion. The mole ratio of $C{H}_4$ and $C_2{H}_6$ in the mixture is:

The rate of a reaction is expressed in different ways as follows:

$\frac{1}{2}\left(\frac{d\left[C\right]}{dt}\right)=-\frac{1}{3}\left(\frac{d\left[D\right]}{dt}\right)=\frac{1}{4}\left(\frac{d\left[A\right]}{dt}\right)=-\left(\frac{d\left[B\right]}{dt}\right)$

The reaction is

1 mole of an ideal gas is throttled from an initial pressures of 0.5 MPa to 0.1 MPa. The critical temperature is 300 K. What is the entropy change of the universe?

An electron with initial kinetic energy of $100\text{eV}$ is accelerated through a potential difference of $50\text{V}.$ The de-Broglie wavelength of the electron is-

For the given first order reaction

$A\to \text{Products}$



Which of the following represents the correct graph between $\left[A\right]v/st$

Which equation is true to calculate the energy of activation, if the rate of reaction is doubled by increasing temperature from $T_{1}Kto{T}_{2}K?$

Arrange in order of increasing dipole movement.

I. Toulene

II. m - dichlorobenzene

III. o - dichlorobenzene

IV. p - dichlorobenzene

The standard oxidation potential for the half cell

$N{O}_2^{-}\text{(g)}+H_{2}O\to N{O}_3^{-}\text{(aq)}+2H^{+}\text{(aq)}+2e^{-}$ is $–0.78\text{V}$.

Calculate the reduction potential in $9$ molar $H^{+}$ assuming all other species at unit concentration. What will be the reduction potential in neutral medium?

(Given, $\log 9=0.95$

An Aqueous solution of Rochelle’s salt is

When $H_{2}S$ reacts with a halogen, the halogen

What is Fuel? Name the different types of fuel.

Which of the following statements is false?
(a) Units of atmospheric pressure and osmotic pressure are the same
(b) In reverse osmosis, solvent olecules move through a semipermeable membrane from a region of lower concentration of solute to a region of higher concentration.
(c) The value of molal depresiion constant depends on nature of solvent
(d) Relative lowering of vapour pressure, is a dimensionless quantity

18g of steam is passed over 2g of Iron.$H_{2}O+Fe\to H_2+F{e}_2{O}_3$ Which is the excessive reagent? [Fe = 55.85g]