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questions
List of practice Questions
Sodium salt of $\alpha$-halogen carboxylic acid when heated with sodium nitrite and followed by hydrolysis forms
MHT CET - 2020
MHT CET
Chemistry
Aldehydes, Ketones and Carboxylic Acids
Which among the following orbitals form Delta ($\delta$) molecular orbitals?
MHT CET - 2020
MHT CET
Chemistry
Chemical bonding and molecular structure
What is the position of elements La (Z = 57) and Ce (Z = 58) respectively in the long form of periodic table?
MHT CET - 2020
MHT CET
Chemistry
Periodic Table
What is the formal charge on hydrogen atom in water molecule?
MHT CET - 2020
MHT CET
Chemistry
Chemical bonding and molecular structure
Which among the following is a heaviest isotope of water?
MHT CET - 2020
MHT CET
Chemistry
coordination compounds
Which of the following ionic species has highest precipitating power?
MHT CET - 2020
MHT CET
Chemistry
Colloids
IUPAC name of benzylamine is
MHT CET - 2020
MHT CET
Chemistry
Amines
Half life of first order reaction is 20 minutes. What is the time taken to reduce the initial concentration of the reactant to $\dfrac{1
{10}$th?}
MHT CET - 2020
MHT CET
Chemistry
Chemical Kinetics
What is the type of hybridisation and the geometry respectively found in $\mathrm{[CoF_6]^{3-
}$?}
MHT CET - 2020
MHT CET
Chemistry
coordination compounds
Identify the type of drug used to reduce pain and irritation of stomach?
MHT CET - 2020
MHT CET
Chemistry
coordination compounds
Which of the following alcohols is prepared by acid catalysed hydration of alkenes?
MHT CET - 2020
MHT CET
Chemistry
Alcohols
Which among the following formulae represents glycollic acid?
MHT CET - 2020
MHT CET
Chemistry
Aldehydes, Ketones and Carboxylic Acids
Which of the following is a major product obtained in the reaction of isobutylene with hydrogen bromide?
MHT CET - 2020
MHT CET
Chemistry
Haloalkanes and Haloarenes
Which of the following equations is correct for heat of sublimation?
MHT CET - 2020
MHT CET
Chemistry
Thermodynamics
According to Raoult's law, relative lowering of vapour pressure for a solution containing a non-volatile solute is equal to
MHT CET - 2020
MHT CET
Chemistry
Solutions
What is the value of primary valence of Co in CoCl$_3$?
MHT CET - 2020
MHT CET
Chemistry
coordination compounds
When 2 moles of an ideal gas are expanded isothermally from a volume of 12.5 L to 15.0 L against constant external pressure of 760 mm Hg, calculate the amount of work done in joule?
MHT CET - 2020
MHT CET
Chemistry
Thermodynamics
Which among the following is correct when energy of activation, $E_a$, of the catalyzed reaction decreases at constant temperature and for same concentration?
MHT CET - 2020
MHT CET
Chemistry
Chemical Kinetics
Which of the following formula represents laughing gas?
MHT CET - 2020
MHT CET
Chemistry
p -Block Elements
Which of the following statements is true for electrolytic cell?
MHT CET - 2020
MHT CET
Chemistry
Electrochemistry
The dimensions of magnetic intensity are
MHT CET - 2020
MHT CET
Physics
Units and measurement
Which one of the following combination of constants has dimensions of time?
[$G$ = constant of gravitation, $h$ = Planck's constant, $c$ = velocity of light]
MHT CET - 2020
MHT CET
Physics
Units and measurement
Which among the following substituent groups decreases the acidic strength of aromatic carboxylic acid?
MHT CET - 2020
MHT CET
Chemistry
Aldehydes, Ketones and Carboxylic Acids
A particle is moving unidirectionally on a horizontal plane under the action of a constant power supplying energy source. The displacement (s) - time (t) graph that describes the motion of the particle is (graphs are drawn schematically and are not to scale) :
JEE Main - 2020
JEE Main
Physics
work, energy and power
Two particles of equal mass m have respective initial velocities
$u\hat{i}$
and
$u\left(\frac{\hat{i}+\hat{j}}{2}\right).$
They collide completely inelastically. The energy lost in the process is :
JEE Main - 2020
JEE Main
Physics
work, energy and power
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