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Q. What do you mean by Chemical Bonding?
Ans.
Atoms react chemically by losing, gaining or sharing electrons. Chemical bonds are the attractive forces that hold atoms together. In this chapter, we will try to understand what causes bonds to form.
The two principal types of bonds are the ionic bond and the covalent bond.
What is the difference?
Ionic bonds involve an exchange of electrons
Covalent bonds involve a sharing of electrons.
What is the nature of chemical bonding between Cs and F: (1) Covalent (2) Ionic (3) Coordinate (4) Metallic Ans: Ionic
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Tests for acetone - Legal test (a) Legal's test: while a few drops of prepared freshly sodium nitroprusside and sodium hydroxide solution are added or mixed to an aqueous solut
Why lithium and beryllium markedly differ from other members of their respective groups?
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Who modified Bohr's theory by introducing elliptical orbits for electron path: (1) Hund (2) Thomson (3) Rutherford (4) Sommerfield Ans: Sommerfield
The atomic number of an element is 35 and mass number is 81. The number of electrons in the outer most shell is: (1) 7 (2) 6 (3) 5 (4) 3 Ans: 7
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