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The covalent compound HCl has the ionic character as:
(1) The electronegativity of hydrogen is greater than that of chlorine
(2) The electronegativity of hydrogen is equal to that of chlorine
(3) The electronegativity of chlorine is greater than that of hydrogen
(4) Hydrogen and chlorine are gases
Ans: The electronegativity of chlorine is greater than that of hydrogen
If uncertainty in the position of an electron is zero, the uncertainty in its momentum would be: (1) Zero (2) (3) > h/ 2γ (4) Infinite
Antibiotics: A chemical substance generated by or derived from living cells that is able of inhibiting the life procedures or even destroying micro-organism is known as Antibio
Designate on an energy level diagram thee conduction and valence bands, acceptor & donor states and position of Fermi level for (i) An intrinsic semiconductor. (ii) A n-type
what were the drawbacks of bohr''s atomic theory
Molecular Formula Molecular formula of a substance provides the actual number of atoms that present in one molecule of the substance. Molecular formula = n * Empirical fo
The correct order of increasing energy of atomic orbitals is: (1) 5p (2) 5p (3) 4f (4) 5p Ans: 5p
The azimuthal quantum number is related to: (1) Size (2) Shape (3) Orientation (4) Spin Ans: Shape
How much NaCl is needed to prepare a 0.5 solution of 5 Ltires?
Ammonia is oxidised with air to form nitric oxide in the first step to produce nitric acid. The reaction occurs in a well insulated continuous reactor based on the stoichiometry:
the periodic table
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