Elements of which group in the periodic table are shown in the adjacent table? which element is the most reactive among them? give reasons. Write the electronic configuration of Na and K on the basis of the sub shell.
Group |
Li |
Na |
K |
Answer the following questions on the basis of given table:
Elements |
Electronic Configuration |
A |
1s2, 2s2,2p6,3s1 |
B |
1s2, 2s2,2p6,3s2 3p5 |
C |
1s2, 2s2,2p6,3s2 3p6 |
Answer the following questions on the basis of the given table:
Name of element |
Electronic configuration |
X |
1s2, 2s2,2p6,3s1 |
Y |
1s2, 2s2,2p6,3s2,3p5 |
Z |
1s2, 2s2,2p6,3s2,3p6 |
Answer the following question from given electronic configuration.
Elements | Electronic configuration |
A | 1s2 , 2s2 2p6 , 3s1 |
B | 1s2 , 2s2 2p6 , 3s2 3p6 , 4s1 |
C | 1s2 , 2s2 2p6 , 3s2 3p5 |
The electronic configuration of two elements are given below. Answer the following questions with the help of the given electronic configuration.
A |
1s2, 2s2, 2p6, 3s2 |
B |
1s2, 2s2, 2p6, 3s2, 3p5 |
The electronic configuration of some elements is given on the table.
Element |
Electronic configuration |
A |
2, 8, 1 |
B |
2, 6 |
C |
2, 8, 7 |
Give the orbital electronic configuration of copper and iron.
What do you mean by electronic configuration of elements?
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