Question

Q.4. Answer the following.

1. A part of periodic table is shown in the adjacent figure
Write the symbol of the element 'B',

b. Will elements 'C' and 'D' have same number of
valence electrons
Arrange elements A', 'B' and 'C' in increasing
order of their metallic character.

c. What is the number of electrons in L shell of
element 'E'?
Name any two elements that will have properties
similar to that of element 'A'.​

Answer 1

Answer:

Number Symbol Name

98 Cf Californium

6 C Carbon

58 Ce Cerium

55 Cs Cesium

75 more rows

Answer 2

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