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Copper's atomic number is 29. Thus, copper has 29 protons per atom. To be electrically neutral then, it must also have 29 electrons per atom.

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13y ago
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11y ago

It has 29 protons and electrons, and 35 neutrons

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9y ago

Copper has two stable isotopes. Their atomic number is 29. So it has 29 protons.

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11y ago

how many electon in outer shell in cu

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11y ago

8.5x10^22

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Q: How many electrons does Cu have?
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Related questions

How many 3d electrons does Cu have?

10


How many electrons and protons are found in the Cu plus cation?

29 protons and 27 electrons


How many electrons does it take to make 80Cu of charge?

The amount of electrons it takes to make 80CU of charge would come as an equation. CU stands for Coulombs. It would take 4.9932078e+20 electrons for 80 CU of charge.


What elements have 29 electrons?

Copper, Cu, has 29 electrons.


How many unpaired electrons present in cu?

There is 1 unpaired electron in Copper (Cu)


What is the net charge of copper atom if it gain two electrons?

Cu(2-) does not exist, because Cu does not gain electrons at all being a metal. When it gives off two electrons Cu(2+) ions are formed.


How many electrons were lost or gained to form Cu plus?

Only one electron lost.


29 electrons period 4?

Copper- CU


How many valence electrons do Cooper have?

Copper (Cu) has 2 valence electrons. It is located in the middle group of elements, called Transition Metals, and all transition metals have 2 valence electrons...hope that helped! =D


Why does copper conduct electricity better than lead?

Good question. Metals conduct because of the sea of free electrons in the crystal lattice. Metal conductivity depends on how loosely these electrons are bound to the nuclei and how many free electrons. Most other properties of Cu and Fe are comparable. One possible reason is the electron configuration. For Cu, it is (2, 8, 18, 1) for (s,p,d,f) orbitals, respectively. For Fe, (2, 8, 14, 2). Cu has one 4s-orbital electron that can roam freely, because all 3d electrons are paired and act as a shield from the nucleus. Fe's outermost shell is filled with 2 electrons and the 3d shell is not filled. The 3d electrons do not roam as free as 4s electrons. Cu also has more count of electrons than Fe.


What is an element with 29 electrons?

The element with 29 electrons is Copper (Cu). It has the atomic number 29. Copper is a transition metal in Group 11, Period 4 of the Periodic Table. It has 29 electrons in 4 shells with 1 electron in the outer shell.


How do you get ions of Cu and Br in CuBr?

Cu donates electrons to Br to form CuBr. It is a crystalline compound. The bonds have mixed ionic and covalent characters.