Advertisements
Advertisements
प्रश्न
Element A has 2 electrons in its M shell. Element B has atomic number 7.
Write equations to show how A and B form ions.
Advertisements
उत्तर
\[\ce{A - 2e- -> A^2+}\] (cation)
\[\ce{B + 3e- -> B^3-}\] (anion)
APPEARS IN
संबंधित प्रश्न
Why is graphite a good conductor of electricity but diamond is a non-conductor of electricity?
The solution of one of the following compounds will not conduct electricity. This compound is:
Give the formulae of the chlorides of the elements X and Y having atomic numbers of 3 and 6 respectively. Will the properties of the two chlorides be similar or different? Explain your answer.
Explain the following:
polar covalent compounds electricity.
Draw an electron dot diagram for the formation of the following. State the type of bonding present in them.
Hydroxyl ion
Explain the Structural isomerism term with example.
(a) Compound X consists of molecules.
Choose the letter corresponding to the correct answer from the choices (a), (b), (c) and (d) given below
The type of bonding in X will be
The molecule which contains a triple covalent bond is ______.
Fill in the blank from the choice given in bracket.
The compound that does not have a lone pair of electrons is ___________. (Water, Ammonia, carbon tetrachloride)
Give an example of the covalent bond formed by
(i) Similar atoms (ii) Dissimilar atoms
