Q. force of attraction which held together oppositely charged K and Cl ions, is

View solution

Q. When two Hydrogen atoms approach each other, forces of attraction and repulsion operate

View solution

Q. Trend which is shown by ionization energy of group IIIA and VIA is

View solution

Q. For stability of an isolated atom, ionization energy is

View solution

Q. Potassium chloride has tendency to loose outermost electron and to form the

View solution

Q. Atomic number of potassium is

View solution

Q. Gap in 1st, 2nd,3rd and higher ionization energies help us to guess element's

View solution

Q. Electron affinity of alkali metals is

View solution

Q. atomic number of Argon is

View solution

Q. Ionic bond is formed by complete transfer of electron form atom with low ionization energy to another atom and with high electron affinity ,it is theory of

View solution

Q. Stable noble gas which lies near to F is

View solution

Q. According to modern theory of chemical bounding, level of energy in bonds formed from atoms

View solution

Q. Average distance between nucleus of atom and its outermost electronic shell is called

View solution

Q. Ionic radius of lithium in pm is

View solution

Q. Ionic radius for elements of group number VA to VIIA is formed by

View solution

Q. Sum of radii of two ions is

View solution

Q. Ionization energies is influenced by proton number of atom, of

View solution

Q. Formation of which ions is take place in Ca₂a ?

View solution

Q. Atomic radius of hydrogen in pm is

View solution

Q. Elements tend to get 8 electrons in outermost shell ,this is known as

View solution