Periodic Classification of Elements
Description: Q set 1 P Table | |
Number of Questions: 15 | |
Created by: Seema Agrawal | |
Tags: Q set 1 P Table Trends across Periods Trends Across Periods Modern Periodic Table Mendeleev-s Periodic Table Trends across Groups Trends Across Groups |
In the modern periodic table, the elements of a group have similar properties because they have the same
According to the periodic law, when the elements are arranged in the _______________ order of their ________________, their properties show periodicity.
In the same period or group, there is a gradation in a particular property because
Find the odd one out.
Sodium (Z = 11); Aluminium (Z = 13); Chlorine (Z = 17); Argon (Z = 18); Potassium (Z = 19)
Atomic numbers of four elements A, B, C, D and E are 14, 15, 17, 18 and 19, respectively. Which of these is highly non-metallic?
Arrange the elements O, B, N and F in the increasing order of their atomic sizes.
An element 'X' is a silver-gray solid with a density of 0.86 g/cm3 and melting point of 630C. The element exhibits vigorous reaction with cold water. In which group is the element likely to be found in the periodic table?
Which of the following factors affect the ionisation potential?
Name the element with the least ionisation potential from the elements of periods 1, 2 and 3.
An element 'A' is in group 2 of period 2 and another element 'B' is in the same group but in period 3. The proton number of 'A' is
Arrange the elements Cl, Al, Na and S in the decreasing order of their ionisation potential.
Elements with stable configuration, e.g. neon, have an electron affinity value of
The hydroxide of the element belonging to period 3 and group 13 will be
The electronegativity values of three elements 'X', 'Y' and 'Z' are 0.93, 2.6 and 3.2, respectively. The chemical bond formed between the atoms of 'X' and 'Z' will be ___________ and the chemical bond formed between 'Y' and 'Z' will be __________.
Arrange Br, Br+ and Br- in the increasing order of volumes.