Identify the least basic amine in gaseous phase?

Osmotic pressure of solution formed by mixing 50 ml of 0.2 M urea and 50 ml of 0.4 M glucose aqueous solution at 298 K will be : (\(R = 0.083\text{ L atm K}^{-1}\text{ mol}^{-1}\))

The pair(s) of co-ordination complexes/ions exhibiting the same kind of isomerism is/are :
(A) \(\left[ Cr \left( NH _3\right)_5 Cl \right] Cl _2\) and \(\left[ Cr \left( NH _3\right)_4 Cl _2\right] Cl\)
(B) \(\left[ Co \left( NH _3\right)_4 Cl _2\right]^{+}\)and \(\left[ Pt \left( NH _3\right)_2\left( H _2 O \right) Cl \right]^{+}\)
(C) \(\left[ CoBr _2 Cl _2\right]^{2-}\) and \(\left[ PtBr _2 Cl _2\right]^{2-}\)
(D) \(\left[ Pt \left( NH _3\right)_3\left( NO _3\right)\right] Cl\) and \(\left[ Pt \left( NH _3\right)_3 Cl \right] Br\)
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Which of the following amine will not undergo acylation reaction?

Which of the following statements are true?
(A) Decomposition of gaseous ammonia on a hot platinum surface is a zero order reaction.
(B) The rate of a reaction increases with the passage of time.
(C) A catalyst does not change the equillibrium of a reaction.
(D) The molecularity of a reaction can be zero, fraction and negative.
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The molar conductivity of KNO\(_3\), NaCl and KCl are 111, 128 and 152 S cm\(^2\) mol\(^-\)\(\mathrm{^1}\), respectively. The molar conductivity of NaNO\(_3\) will be:

"Choose the reactions given by \(\text{Cr}_2\text{O}_7^{2-}\)
(A)\(\text{Cr}_2\text{O}_7^{2-} + 14\text{H}^+ + 6\text{Fe}^{2+} \rightarrow 2\text{Cr}^{3+} + 6\text{Fe}^{3+} + 7\text{H}_2\text{O}\)
(B) \(\text{Cr}_2\text{O}_7^{2-} + 14\text{H}^+ + 3\text{H}_2\text{S} \rightarrow 2\text{Cr}^{3+} + 3\text{SO}_4^{2-} + 7\text{H}_2\text{O}\)
(C) \(\text{Cr}_2\text{O}_7^{2-} + 14\text{H}^+ + 3\text{Sn}^{2+} \rightarrow 2\text{Cr}^{3+} + 3\text{Sn}^{4+} + 7\text{H}_2\text{O}\)
(D) \(\text{Cr}_2\text{O}_7^{2-} + 14\text{H}^+ \rightarrow 3\text{Cr}^{3+} + 2\text{H}_2\text{O}\)
(E) \(\text{Cr}_2\text{O}_7^{2-} + 2\text{OH}^- \rightarrow 2\text{CrO}_4^{2-} + \text{H}_2\text{O}\)
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The shortest distance between the lines \(\vec{r}=(\hat{i}+2 \hat{j}+3 \hat{k})+\lambda(2 \hat{i}+3 \hat{j}+4 \hat{k})\) and \(\vec{r}=(2 \hat{i}+4 \hat{j}+5 \hat{k})+\mu(3 \hat{i}+4 \hat{j}+5 \hat{k})\) is equal to :

Which one of the following plants is the source of cannabinoids commonly used in drug abuse?

In agarose gel electrophoresis, the separated DNA fragments can be visualised by staining the DNA with a compound, known as

The order and degree of the differential equation \(\frac{d^3 y}{d x^3}=\frac{y}{2}+\left(\frac{d y}{d x}\right)^3\), respectively are :

The molecule having largest \(C - X\) bond length is

If x, y \(\in R\) then match List - I with List - II

List - I	List - II
(A) \(|x|<|y|\)	(I) iff \(x^2>y^2\)
(B) \(|x|>|y|\)	(II) iff \(x^2 \leq y^2\)
(C) \(|x| \leq |y|\)	(III) iff \(x^2<y^2\)
(D) \(|x| \geq |y|\)	(IV) iff \(x^2 \geq y^2\)

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