Question

explain the electronic configuration of cu and cr​

Answer 1

Answer:

The electronic configuration of Chromium and Copper is

Explanation:

Here, the configuration of Cr is 4s¹ 3d5, instead of 4s¹3d⁴, and same with Cu because, here the elements have completed their partial or full configuration which is more stable than what configuration they are supposed to have.

These 2 are exceptional cases.

Answer 2

${\huge{\underline{\underline{\mathfrak{\orange{♡ANSWER♡}}}}}}$

❤.ELECTRONIC CONFIGURATION OF CHROMIUM(cr)

• ${1s2,2s2,2p6,3s2,3p6,4s2,3d4}$

❤.ELECTRONIC CONFIGURATION OF COPPER (cu)

• ${1s2,2s2,2p6,3s2,3p6,4s2,3d9}$