The electronic configuration of oxygen is written as `1s^2 2s^2 2p_x^2 2p_y^1 2p_z^1` and not as `1s^2 2s^2 2p_x^2`,`2p_y^2 2p_z^0` Explain.

The electronic configuration of elements are given below. A = 1s^2 , 2s^2 , 2p^6 , 3s^2 , 3p^6 , 4s^2 B = 1s^2 , 2s^2 , 2p^6 , 3s^2 , 3p^5 The formula of ionic compound that could be formed between two elements is

The element 'X' has electronic configuration is 1s^2 , 2s^2 , 2p^6 , 3s^2 , 3p^6 , 4s^2 The element 'X' is

An element having electronic configuration is 1s^(2) 2s^(2) 2p^(6) 3s^(2) 3p^(6) 4s^(1) will form:

The electronic configuration of some elements are given below: 1s^2b.1s^(2)2s^(2)2p^6 In which group and period of the periodic table they are placed?

Carbon (electronic configuration 1s ^(2) 2s^(2) 2p^(2) ) exhibits tetravalency . This is due to ______.

The number of unpaired electrons in 1s^2 2s^2 2p^4 is ____.

The elements 'X' has electronic configuration 4s^2 , 4p^1 . The element 'X' is

If the valence shell electronic configuration of an element is 3s^2 3p^1 in which block of periodic table is it placed ?

The molecular orbital configuration of a diatomic molecule is sigma 1s^(2) sigma^(**)1s^(2)sigma2s^(2)sigma^(**)2s^(2) sigma2p_(x)^(2)pi2p_(y)^(2)pi2p_(z)^(2) Its bond order is _________.

IF the equation of the ellipse is x^2/a^2+y^2/b^2=1 then SP+S'P=