Chemical Periodicity Test

Result

Chemical Periodicity Test - 2

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Weekly Quiz Competition

Question 1
1 / -0

Which of the following pairs has both members from the same group of the periodic table

A
Mg - Ba

B
Mg - Na

C
Mg - Cu

D
Mg - K

Solution

Mg - Ba Both belongs to II-A group.
Question 2
1 / -0

Which of the following pairs has both members from the same period of the periodic table

A
Na - Ca

B
Na - Cl

C
Ca - Cl

D
Cl - Br

Solution

Na - Cl Both belongs to III period
Question 3
1 / -0

The element with atomic number 36 belongs to …… block in the periodic table

A
p

B
s

C
f

D
d

Solution

Kr has atomic no. 36 which is a noble gas and all noble gases are included in the p-block.
Question 4
1 / -0

Which of the following dinegative anion is quite common

A
S^2-

B
Se^2-

C
Te^2-

D
O^2-

Solution

Due to its vacant p-orbital.