List of top Questions asked in MET- 2016

The chemical reaction of a gas phase is given below. \[ 2A(g) + B(g) \rightleftharpoons C(g) + D(g) \] Which one of the following changes will affect the value of \(K_c\)?
Enthalpy of formation of HF and HCl are \(-161\) kJ and \(-92\) kJ, respectively. Select the incorrect statement on the basis of the above fact.
A reaction is spontaneous at low temperature, but non-spontaneous at high temperature. Which of the following conditions is true for the chemical reaction?
Which of the following elements has maximum photoelectric effect?
Thermodynamically, in which form of carbon is the most stable?
Which of the following is an incorrect statement for liquid?
Which of the following compounds has a zero dipole moment?
Which of the following compounds show hydrogen bonding?
In van der Waals' equation of gaseous state, the constant 'b' is a measure of
Which of the following compounds has the lowest boiling point?
Select the correct options according to Hund's rule and Pauli exclusion principle.
The Pauli exclusion principle applies to the following option.
Which of the following has the highest electron affinity?
Metals are usually used as catalysts belong to
The electronic configurations of chromium (at. no. 24) and copper (at. no. 29) are
Calculate the energy of photons having wavelength \(5\times 10^{-7}\) m falling on a metal surface of work function \(3.4\times 10^{-19}\) J.
The concentration of a solution can be expressed in molarity, normality, formality, and molality. Among them, which mode of expression is the most accurate for all conditions?
Cost of sugar (C\(_{12}\)H\(_{22}\)O\(_{11}\)) is ₹ 50 per kg. Calculate its cost per mol.
A man writes his biodata with a carbon pencil on plane paper having a mass of 150 mg. After writing his biodata, he weighs the written paper and finds its mass is 152 mg. What is the number of carbon atoms present in the paper?
A silicon chip used in an integrated circuit of a computer has a mass of 5.68 mg. The number of Si atoms present in this chip are
In a photoemissive cell with exciting wavelength $λ$, the fastest electron has a speed $v$. If the exciting wavelength is changed to $\frac34λ$, then the speed of the fastest emitted electron will be
A block of wood of side 40 cm floats in water in such a way that its lower face is 5 cm below the free surface of water. What is the weight of the block?
An iron cube floats in a vessel containing mercury at $20^\circ C$. If the temperature is increased by $100^\circ C$, then the cube will float
In Young’s double slit experiment, when wavelength used is 600 Å and the screen is 40 cm from the slits, then the fringes are 0.012 cm apart. What is the distance between the slits?
A gaseous compound having carbon, hydrogen and oxygen was burnt in the presence of oxygen. After combustion, 1 volume of the gaseous compound produces 2 volumes of CO\(_2\) and 2 volumes of steam. Determine the molecular formula of the compound, if all the volumes were measured under the same conditions of pressure and temperature.