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A bonding electron pairs of is attracted by ________of atoms.
In general, atomic radii decreases from left to right in a period, due to increase in
Sulphur-16 gets its stabilization by gaining 2 electron to become equal to
The valency of an atom will be one if there is a sufficient gap b/w first and second
Electron affinity of an atom is the energy released when an electron _to an empty or partially filled orbital of an atom to form___
The covalent radius of an element is __of the single bond length b/w two similar atoms covalently bonded in a molecule
______is used to measure atomic radii
Elements of group 7A are called:
Electron affinity is the measure of ____ for extra electron
The bonding pair of electron are equally shared b/w the atoms in
The bond formed b/w NH3 and BF3 is co-ordinate bond because NH3 ____ due to presence of one lone pair.
Aluminum, has 3 electrons in its valence shell, therefore it has the ability to form ion
Greater the amount of negative charge on an atom, the size of ion will also be
The four C-H bond of methane are formed by overlap of
Metals have ionization energy value
In H-F bond formation, The fluorine atom complete its _____by acquiring a share of electron from hydrogen.
As far as nuclear charge increases, the decrease in ionic radii will also
BF3 is an electron pair acceptor and complete its octet by accepting
BF 3 is an electron pair acceptor and complete its octet by accepting
Who was able to determine the distance b/w K + and Cl – in potassium chloride crystal`?
The probability of finding an electron _________ even at large distances from the nucleus.
The formation of coordination complex compounds formed by transition metals is explained by:
The ionic radius is always _____than the atomic radius from which t is derived.
The elements with intermediate value of ionization energy value are called
A _______ bond may be polar or nonpolar
The bond formed b/w homonuclear diatomic molecule is ___in nature
There are just only a few stable compounds, formed by noble gases like
The minimum amount of energy required to remove an electron from its gaseous atom to form an ion is known as
The valence electron pairs are arranged around the central atom to remain at maximum distance apart to keep repulsion
A _______ is the force, which holds together two or more atoms or ions to form a large variety of compounds
In chemical combination of H-atom with sodium. It gains an electron but in case of HF, H-atom
The outermost s and p orbitals of Noble gases are completely filled that why they are
Intervening electrons have a negative charge which repulses other electrons and ___attraction b/w nucleus and electrons
The elements of which group show abnormally very low values of electron affinity in every period of periodic table
When atoms share their electrons to complete its valence shell and attains nearest noble gas configuration, the bond formed is
The chemical reactivities of elements, depend upon their characteristics electronic_____.
In aluminum oxide ,ions are present in the ratio 2:3, its formula in:
In CCl4 ,all C-CL bonds are _________ but molecule is __ overall:
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