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a. 3
c.
1. Which of the following sublevels is correctly designated
a. lp5
b. 319
c. 206
d. 3d
12. How many orbitals are in the third principal energy level
b. 5
3. Which configuration is possible in an excited state of electron
a. 2He: 182
b. TH: ldl
C. TINA: 152 252 2p. 3dl d. ION:
4. What are the orbitals present in the fifth principal energy levele
a. s orbital b. s. p orbitals
C. s, p, d orbitals
d. 5. pd and forb
5. For a neutral atom with the electron configuration of 152 2:2 20 5 351, which
a. the atomic number is ten
c. the atom is in the ground state
b. the ls and 2s orbitals are filled d. the atom is in the excited state
write the electron configuration of the following elements.
Carbon-
Calcium​


Sagot :

Answer:

1.C

2.B

3.A

4.A

5.B

Carbon

[He] 2s2 2p2

Carbon/Electron configuration

Calcium

Therefore the Calcium electron configuration will be 1s22s22p63s23p64s2. The configuration notation provides an easy way for scientists to write and communicate how electrons are arranged around the nucleus of an atom. This makes it easier to understand and predict how atoms will interact to form chemical bonds.

Explanation:

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