Q.1.
Electrons are found...
Q.2.
What is the maximum number of electrons in the first shell?
Q.3.
What is the maximum number of electrons in the second shell?
Q.4.
What is the electron configuration of the element lithium?
Q.5.
Which element has the electron configuration 2,4?
Q.6.
Which element has the electron configuration 2,8,7?
Q.7.
Which of the following is NOT an electron configuration for an element in group 8 (also called group 0, Group 18 or the noble gases)?
Q.8.
What is the electronic configuration for an Na ion?
Q.9.
What is the electronic configuration for an Al ion?
Q.10.
What is the electronic configuration for an O ion?