List of practice Questions

The number of moles of $ {H_2}$ in 0.224 litre of hydrogen gas at STP (273 K, 1 atm) is :
The number of half filled orbitals in the valence shell of halogens is
The number of integral terms in the expansion$\left(\sqrt{3}+\sqrt[8]{5}\right)^{256}$
The number of isomers exhibited by $[Cr(NH_3)_3Cl_3]$ is
The number of DNA strands in chromosome at G-stage of cell cycle is
The number of ether metamers represented bymolecular formula $C_4H_{10}O$ is
The number of diagonals of a polygon of $30$ sides is
The number of divisors of $9600$ including $1$ and $9600$ are
The number of capital letters such as $A, B, C, D$ ... which are not laterally inverted by a plane mirror?
The number of chromosomes in the shoot tip cells of a maize plant is $20$. The number of chromosomes in the microspore mother cells of the same plant shall be
The number of $Cl^{-}$ ions required to form ccp lattice of NaCl structure are
The number of atoms in a unit cell of a cubic crystal system is 2, the arrangement of atoms is
The number of atoms in the ring structure of pyranoses are Carbon$\quad$ Oxygen
The number of atoms present in 0.1 mole of $P_4$(at. mass = 31) are
The number of atoms present in one mole of an element is equal to Avogadro number. Which of the following element contains the greatest number of atoms?
The number of arbitrary constants in the general solution of a differential equation of fourth order are.
The number of arbitrary constants in the particular solution of a differential equation of third order are.
The nucleolus is the site of formation of
The nucleus of helium atom contains two protons that are separated by distance $3.0 \times 10^{-15}\, m$. The magnitude of the electrostatic force that each proton exerts on the other is
The nuclei of tritium ($H^3$) atom would contain neutrons
The normal chord at a point 't' on the parabola $ y^2 = 4ax$ subtends a right angle at the vertex. Then $t^2$ =
The normal oxide contains______ ion, peroxide contains _______ ion and superoxide contains _______ ion.
The non-expansion work of a system
The non-mineral elements are
The non-viable particulate is