List of practice Questions

Which one among the following alcohols will give iodoform on treatment with iodine and sodium hydroxide?

According to Le-Chatelier's principle, the equilibrium constant of a reversible reaction will not shift by

If the point $(1, a)$ lies between the straight lines $x + y = 1$ and $2(x+y) = 3$ then a lies in interval

The parabola $y^2=x$ divides the circle $x^2 +y^2 = 2$ into two parts whose areas are in the ratio

If $\frac{d}{dx}G\left(x\right) = \frac{e^{tan\,x}}{x},x\in\left(0, \pi/2\right),$ then $\int\limits^{1/2}_{1/4} \frac{2}{x}. e^{tan\left(\pi\,x^2\right)}dx $ is equal to

A transition metal M forms a volatile chloride which has a vapour density of 94.8. If it contains 74.75% of chlorine the formula of the metal chloride will be

The density of a $ 3M $ sodium thiosulphate $ (Na_2S_2O_3) $ solution is $ 1.25\, g/mL $ . Calculate the percent by weight of sodium thiosulphate

If $S$ be the area of the region enclosed by $ y = e^{-x^2} $, $y = 0,x = 0$ and $x = 1$ . Then,

Which of the following compounds are optically active?

$ABC$ is an equilateral triangle with $O$ as its centre. $\vec{F_1},\vec{F_2}$ and $\vec{F_3}$ represent three forces acting along the sides $AB, BC$ and $AC$ respectively. If the total torque about O is zero then the magnitude of $\vec{F_3}$ is

If the straight lines \(\frac{x-1}{2}=\frac{y+1}{K} = \frac{z}{2}\) and \(\space20mm \frac{x+1}{5}=\frac{y+1}{2} = \frac{z}{k}\) are coplanar, then the plane(s) containing these two lines is/are

The $ IUPAC $ name of $ CH_3CH(OH)CH_2CH(CH_3)CHO $ is

If $f(x)$ = $ \begin{vmatrix}x+1&x&1\\ x\left(x+1\right)&x\left(x-1\right)&2x\\ x\left(x+1\right)\left(x-1\right)&x\left(x-1\right)\left(x-2\right)&3x\left(x-1\right)\end{vmatrix} $ , then $ f(1000) $ is equal to

The blood vessel which supply oxygenated blood to cardiac tissue is

Internodes elongation is due to

If $ f(x)=\int_{1}^{x}{\sqrt{4-{{t}^{2}}}}\,\,\,dt, $ then real roots of the equation $ x-f'(x)=0 $ are

Diabetes mellitus is caused due to

In allene $(C_3H_4)$ the type(s) of hybridisation of the carbon atoms, is (are)

Powdery mildew of Pea is caused by

The equation of the plane through the points $ (2, 2,1) $ and $ (9, 3, 6) $ and perpendicular to the plane $ 2x + 6y + 6 z - 1 = 0 $ is

If $\alpha ,\beta,\gamma$ are the roots of the equation $x^3+4x+2=0$ then $\alpha^3+\beta^3+\gamma^3$

During spontaneous discharge of an electrochemical cell Gibb's free energy will

A common test to find the genotype of a hybrid is

A dicot plant in which scattered vascular bundles are present in stem is

Amino acid binding site of $tRNA$ is