BITSAT 2021

## Chemistry

The most volatile compound among the given option is

View Question What is the magnetic moment of Ti2+ ? (Given : Atomic number = 22)

View Question Why only Xe can form compounds with fluorine among noble gases?

View Question Which of the following inert gas is used as cryogenic agnet?

View Question For the following reaction
2A + 3B $$\to$$ 3C + 4D
expression for rate of reaction is

View Question Cyclohexanol on reacting with H2SO4 and then heating gives

View Question The major product obtained on reaction of 3-methylbutene with HCl is

View Question If Rydberg constant is same for all elements, the angular momentum and energy of Li2+ of which orbital is equal to angul

View Question Sodium iodide reacts with ammonia to gives

View Question In photography, which compound is used as a fixing agent

View Question The compound formed on reaction of epoxy ethane with NH3 and H2O is

View Question The process of removal of excess electrolyte from colloidal solution is

View Question Maltase converts maltose into

View Question Starch is a polymer of

View Question Methyl alcohol can be distinguished from ethyl alcohol using

View Question Sodium stearate (C17H35COO$$-$$Na+) is

View Question Which is not an anti-fluorite structure

View Question The structure of CIF3 is

View Question Which of the following is diamagnetic in nature?

View Question The correct order of bond order in SO2, SO3, SO$$_4^{2 - }$$, SO$$_3^{2 - }$$ is

View Question Ionisation energy for H+ ion is proportional to rn, then value of n is

View Question Role of BHA in food industries

View Question Permanganate ion (MnO$$_4^ - $$) is dark purple coloured though Mn is in + 7 oxidation state with d0 configuration. This

View Question Rutherford model could not explain

View Question Which is true in case of [Ni(CO)4]?

View Question SI unit of Boltzmann's constant is

View Question Acetone does not undergo which type of reaction?

View Question Magnetic moment of in [Co(F6)]2$$-$$ of unpaired electron .......... .

View Question Some statements about heavy water are given below
1. Heavy water is used as a moderator in nuclear reactors.
2. Heavy wa

View Question CH3$$-$$CHCl$$-$$CH2$$-$$CH3 has a chiral centre, which of the following represents its R configurations?

View Question In Victor Meyer's method 0.2 g of an organic substance displaced 56 mL of air at STP the molecular weight of the compoun

View Question For the complete combustion of ethanol, $${C_2}{H_5}OH(I) + 3{O_2}(g) \to 2C{O_2}(g) + 3{H_2}O(I)$$, the amount of heat

View Question The incorrect expression among the following is

View Question The solubility of Pb(OH)2 in water is 6.7 $$\times$$ 10$$-$$6 M. Its solubility in a buffer solution of pH = 8 would be

View Question The density (in g mL$$-$$1] of a 3.60 M sulphuric acid solution that is 29% H2SO4 (molar mass = 98 g mol$$-$$1) by mass

View Question The relative lowering of vapour pressure of a dilute aqueous solution containing non-volatile solute is 0.0125. The mola

View Question Equal masses of methane and oxygen are mixed in an empty container at 25$$^\circ$$C. The fraction of the total pressure

View Question The molar conductivities of KCl, NaCl and KNO3 are 152, 128 and 111 S cm2 mol$$-$$1 respectively. What is the molar cond

View Question The approximate time duration in hours to electroplate 30 g of calcium from molten calcium chloride using a current of 5

View Question Given, the reduction potential of Na+, Mg2+, Al3+ and Ag+ as $$E_{N{a^ + }/Na}^o$$ = $$-$$ 2.17 V; $$E_{M{g^{2 + }}/Mg}^

View Question ## English Proficiency

Decay is an $$\underline {immutable} $$ factor of human life.

View Question It was an $$\underline {ignominious} $$ defect for the team.

View Question His $$\underline {conjecture} $$ was the better than mine.

View Question Freedom and quality are the ................ rights of every human.

View Question Pradeep's face spoke .................. of the happiness he was feeling.

View Question His speech was disappointing : it ................ all the major issues.

View Question Hydra is biologically believed to be immortal.

View Question The Gupta rulers patronised all cultural activities and thus Gupta period was called the golden era in Indian History.

View Question This is a barbarous act.

View Question A person who does not believe in any religion

View Question A person who believes that pleasure is the chief good

View Question One who loves mankind

View Question A. Tasty and healthy food can help you bring out their best.
B. One minute they are toddlers and next you see them in th

View Question A. It is hoping that overseas friends will bring in big money and lift the morale of the people.
B. But a lot needs to b

View Question A. However, women hiring is catching up at a slow and steady rate in the recent times.
B. Gender ratio has been inclined

View Question ## Logical Reasoning

Choose the correct answer figure which will make a complete square on joining with the problem figure.

View Question In the following question, five figures are given. Out of them, find the three figures that can be joined to form a squa

View Question Choose the answer figure which completes the problem figure matrix.
Problem Figure

View Question From the given four positions of a single dice, find the color at the face opposite to the face having red color.

View Question In the following question, one or more dots are placed in the figure marked as (A). The figure is followed by four alter

View Question Complete the series by replacing '?' mark.
G4T, J9R, M20P, P43N, S90L, ?

View Question Neeraj starts walking towards South. After walking 15 m, he turns towards North. After walking 20 m, the turns towards E

View Question The average age of 8 men is increased by 2 yrs. when one of them whose age is 20 yr is replaced by a new man. What is th

View Question Shikha is mother-in-law of Ekta who is sister-in-law of Ankit. Pankaj is father of Sanjay, the only brother of Ankit. Ho

View Question In a row of forty children, P is thirteenth from the left end and Q is ninth from the right end. How many children are t

View Question ## Mathematics

If Re(z + 2) = | z $$-$$ 2 |, then the locus of z is

View Question If a$$\in$$R, b$$\in$$R, then the equation x2 $$-$$ abx $$-$$ a2 = 0 has

View Question If a + 2b + 3c = 12, (a, b, c $$\in$$R+), then the maximum value of ab2c3 is

View Question Sum of n terms of the infinite series
1.32 + 2.52 + 3.72 + ..... $$\infty$$ is

View Question If log7 5 = a, log5 3 = b and log3 2 = c, then the logarithm of the number 70 to the base 225 is

View Question The maximum number of points of intersection of 10 circles is :

View Question $${{{C_1}} \over {{C_0}}} + 2{{{C_2}} \over {{C_1}}} + 3{{{C_3}} \over {{C_2}}} + 4{{{C_4}} \over {{C_3}}} + ....20{{{C_

View Question If p$$\ne$$ q $$\ne$$ r and $$\left| {\matrix{
0 & {x - p} & {x - q} \cr
{x + p} & 0 & {x - r} \cr
{x + q}

View Question Matrix $$A = \left| {\matrix{
x & 3 & 2 \cr
1 & y & 4 \cr
2 & 2 & z \cr
} } \right|$$, if xyz = 60 and

View Question If f(x) = 4x $$-$$ x2, x$$\in$$R, and f(a + 1) $$-$$ f(a $$-$$ 1) = 0, then a is equal to

View Question Which of the following is not an equivalence relation in z?

View Question Which of the following is always true?

View Question The solution of the inequality $${4^{ - x + 0.5}} - {7.2^{ - x}}

View Question If $${\cos ^3}x\,.\,\sin 2x = \sum\limits_{m = 1}^n {{a_m}\sin mx} $$ is identity in x, then

View Question Total number of solutions of $$\left| {\cot x} \right| = \cot x + {1 \over {\sin x}},x \in [0,3\pi ]$$ is equal to

View Question The minimum value of $${({\sin ^{ - 1}}x)^3} + {({\cos ^{ - 1}}x)^3}$$ is equal to

View Question The origin is shifted to (1, 2). The equation y2 $$-$$ 8x $$-$$ 4y + 12 = 0 changes to y2 = 4ax, then a is equal to

View Question The equations of the bisector of the angles between the straight lines 3x + 4y + 7 = 0 and 12x + 5y $$-$$ 8 = 0 are :

View Question Equation of circle which passes through the points (1, $$-$$2) and (3, $$-$$4) and touch the X-axis is

View Question If x = 9 is the chord of contact of the hyperbola x2 $$-$$ y2 = 9, then the equation of the corresponding pair of tangen

View Question The points with position vectors $$10\widehat i + 3\widehat j$$, $$12\widehat i - 5\widehat j$$ and $$a\widehat i + 11\w

View Question Let a, b, c be vectors of lengths 3, 4, 5 respectively and a be perpendicular to (b + c), b to (c + a) and c to (a + b),

View Question For non-zero vectors a, b, c; |(a $$\times$$ b) . c| = |a| |b| |c| holds if and only if

View Question Angle between the diagonals of a cube is

View Question Consider the two lines
$${L_1}:{{x + 1} \over 3} = {{y + 2} \over 1} = {{z + 1} \over 2}$$ and $${L_2}:{{x - 2} \over 1}

View Question The distance between the line $$r = 2\widehat i - 2\widehat j + 3\widehat k + \lambda (\widehat i - \widehat j + 4\wideh

View Question Two cards are drawn from a pack of 52 cards. What is the probability that either both are red or both are kings?

View Question If A and B are two independent events such that $$P(A) = {1 \over 2}$$ and $$P(B) = {1 \over 5}$$, then which of the fol

View Question Box I contains 5 red and 2 blue balls, while box II contains 2 red and 6 blue balls. A fair coin is tossed. If it turns

View Question For a random variable X, E(X) = 3 and E(X2) = 11. The variable of X is :

View Question The sum of 10 items is 12 and the sum of their squares is 18, then the standard deviation will be

View Question The height of the chimney when it is found that on walking towards it 50 m in the horizontal line through its base, the

View Question The value of $$\mathop {\lim }\limits_{x \to 0} {{\sqrt {1 - {{\cos x}^2}} } \over {1 - \cos x}}$$ is

View Question If $$f(x) = \left\{ {\matrix{
{a{x^2} + 1,} & {x \le 1} \cr
{{x^2} + ax + b,} & {x > 1} \cr
} } \right.$$ is

View Question The slope of the tangent to the curve x = t2 + 3t $$-$$ 8, y = 2t2 $$-$$ 2t $$-$$ 5 at the point t = 2 is

View Question $$\int {{1 \over {1 - 2\sin x}}dx} $$ is equal to

View Question $$\int\limits_0^1 {{{\log (1 + x)} \over {1 + {x^2}}}dx} $$ is equal to :

View Question The area of one curvilinear triangle formed by curves y = sin x, y = cos x and X-axis, is

View Question Solution of $$\left( {{{x + y - 1} \over {x + y - 2}}} \right){{dy} \over {dx}} = \left( {{{x + y + 1} \over {x + y + 2}

View Question If $$y = \sin \left( {2{{\tan }^{ - 1}}\sqrt {{{1 - x} \over {1 + x}}} } \right)$$, then $${{dy} \over {dx}}$$ is :

View Question The maximum value of the function y = x(x $$-$$ 1)2, is

View Question The solution of $${x^3}{{dy} \over {dx}} + 4{x^2}\tan y = {e^x}\sec y$$ satisfying y (1) = 0, is

View Question The runs of two players for 10 innings each are as follows
The more consistent player is

View Question The linear programming problem minimize z = 3x + 2y subject to constrains x + y $$\ge$$ 8, 3x + 5y $$\ge$$ 15, x $$\ge$$

View Question Find the area enclosed by the loop in the curve 4y2 = 4x2 $$-$$ x3.

View Question ## Physics

An ideal monoatomic gas is taken round the cycle ABCDA as shown in the p-diagram
The work done during the cycle is

View Question The initial speed of a body of mass 2.0 kg is 5 m/s. A force acts for 4 s in the direction of motion of the body, as sho

View Question For a constant hydraulic stress on an object, the fractional change in the object's volume $$\left( {{{\Delta V} \over V

View Question A shunt is connected in parallel with a galvanometer. Why?

View Question The phase difference between Vout and Vin of CE amplifier circuit is

View Question If nth division of main scale coincides with (n + 1)th division of vernier scale. The least count of the vernier is (Giv

View Question A uniform rod AB of length L = 1 m is sliding along two mutually perpendicular surfaces OP and OQ as shown in the figure

View Question A tray of mass (M) 12 kg is supported by a spring as shown in the figure.
When the tray is pressed down and released, i

View Question The phasor diagram of a load represents which circuit?

View Question The equation of progressive wave is given by $$Y = \sin \left[ {x\left( {{t \over 5} - {x \over 9}} \right) + {\pi \ove

View Question The property of light used in optical fibre cables is

View Question A man walks in a straight line for 5 min with a velocity of 45 m/s. What is the speed with which he has to move in order

View Question From a solid sphere of mass M and radius R, a spherical portion of radius $${R \over 2}$$ is removed as shown in the fig

View Question Four charges equal to + Q are placed at the four corners of a square and a charge ($$-$$q) is at its centre. If the syst

View Question A force F = a + bx acts on a particle in the x-direction where a and b are constants. The work done by this force during

View Question A proton has kinetic energy E = 100 eV which is equal to that of a photon. The wavelength of photon is $$\lambda$$2 and

View Question A block of mass 10 kg rests on a rough inclined plane making an angle of 30$$^\circ$$ with the horizontal. The coefficie

View Question Which of the following graphs show the correct relation between conductivity and temperature for a metallic conductor?

View Question The radius of a muonic hydrogen atom is 2.5 $$\times$$ 10$$-$$13 m. The total atomic volume (in m3) of a mole of such hy

View Question The angular momentum of a body placed at origin of mass 1 kg and having position vector $$r = 3t\widehat i + 4\widehat j

View Question If the earth stops rotating about its axis, then what will be the change in the value of g at a place in the equatorial

View Question Two cars approach a stationary observer from opposite sides as shown in the figure.
The observer hears no beats. If the

View Question
In the following circuit, assuming point A to be at zero potential, then what is the potential at point B?

View Question Two plane mirrors A and B are aligned parallel to each other as shown in the figure.
A ray of light is incident at an a

View Question A projectile is given an initial velocity of $$(\widehat i + \widehat j)$$ m/s, where, $$\widehat i$$ is along the groun

View Question Two drops of equal radius (R) coalesce to form a bigger drop. What is the ratio of surface energy of bigger drop to smal

View Question Two particles A and B of masses mA and mB respectively, are having same charge and moving on same plane. A uniform magne

View Question The potential difference applied to an X-ray tube is decreased. As a result, in the emitted radiation,

View Question The ratio of the specific heats $${{{C_v}} \over {{C_p}}} = {1 \over \gamma }$$ in terms of degrees of freedom (n) is gi

View Question A cyclist speeding at 6 m/s in a circle of 18 m radius makes an angle $$\theta$$ with the vertical. The minimum possible

View Question Three particles each of mass m are kept at the vertices of an equilateral triangle of side b. Moment of inertia of the s

View Question An electric dipole is placed at an angle of 30$$^\circ$$ in a non-uniform electric field. The dipole will experience

View Question Two coils A and B have a mutual inductance 0.001 H. The current changes in the first coil according to the equation $$i

View Question The current in the circuit will be

View Question The bob of a pendulum of length 2 m lies at P, when it reaches Q, it losses 10% of its total energy due to air resistanc

View Question A particle executes SHM with a frequency f. The frequency with which its kinetic energy oscillates is

View Question A radioactive sample at any instant has its disintegration rate 5000 disintegrations per min. After 5 min, the rate is 1

View Question The separation between two parallel plates of capacitor is 1 mm. What is the electric potential generates between the pl

View Question Choose the correct statement.

View Question A T-shaped object with dimensions shown in figure, is lying on a smooth floor. A force F is applied at the point P paral

View Question