# You asked: How many pairs of electrons are shared by the carbon atom with each chlorine atom?

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## How many pairs of electrons are shared in chlorine molecule?

Each chlorine atom contributes one electron to the bonded pair shared by the two atoms. The remaining six valence electrons of each chlorine atom are not involved in bonding.

Covalent Bonds.

Atom Valence
Hydrogen 1
Fluorine 1
Bromine 1
Chlorine 1

## How many lone pairs of electrons in total are present on the entire structure of carbon tetrachloride?

The total valence electron in CCl4 is 32. The total lone pair present in the Carbon tetrachloride lewis structure is 12.

## Why does oxygen have 2 lone pairs?

It contains six valence shell electrons and hence, there are three valence electron pairs in an oxygen atom. We know that oxygen forms two bonds and hence two electrons get involved in making those two bonds. So, two electron pairs are left which do not participate in bonding. Hence, oxygen has two lone pairs.

## How can an atom violate the octet rule?

The octet rule is violated whenever a bonded atom has either fewer or more than eight valence electrons in its valence shell. … Nitrogen monoxide, NO, has 11 valence electrons. There is no way that both atoms can get an octet. One atom is always stuck with only 7 electrons in its valence shell.

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## How many electrons are in the second energy level of a carbon atom?

It has an atomic number of 6. That means a carbon atom has 6 protons, 6 neutrons, and 6 electrons. Since carbon is in the second row (or second period), it has 2 electron orbits.

## How do you calculate lone pairs?

Find the number of lone pairs on the central atom by subtracting the number of valence electrons on bonded atoms (Step 2) from the total number of valence electrons (Step 1). Divide the number of VEs not in bonds (from Step 3) by 2 to find the number of LPs.

## Why are there no lone pairs on hydrogen?

Explanation: Hydrogen atoms only have one electron to share with the oxygen atom, so there are no lone pairs of electrons around either hydrogen atom.