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One lone pair. The central atom is N (nitrogen) which has 5 valence electrons. Three of them are shared with 3 hydrogen atoms, leaving 2 electrons (1 lone pair) on the N.

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6y ago
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6y ago

The chemical formula of ammonia is NH3. The central atom is nitrogen, which has one lone pair of electrons.

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Q: How many lone pairs of electrons exist on the central atom in ammonia?
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Related questions

How many lone pairs of electrons exist on the central atom in ammonia NH3?

ONE!


How many bond pairs of electrons exist in a molecule of ammonia?

There are a infinitely growing number of bond pairs between atoms.


How many bond pairs of electron exist in a molecule of ammonia?

Ammonia contains N and H atoms. There are 3 bonding pairs.


How many bonded pairs of electrons are present in ammonia molecule?

there are three N-H bonds in ammonia and hence ammonia has three bonded pairs of electrons in addition, there is one lone pair of electrons on nitrogen


What do electrons exist as?

Electrons exist as pairs. Although, electrons hate each other, and only go as pairs as a last resort.


How many pairs of nonbonding electrons are in an ammonia molecule?

1


How many unshared pairs of electrons does the nitrogen atom ammonia posses?

The nitrogen atom in ammonia has one unshared pair of electrons.


How many lone pairs of electrons exist on the central atom in carbon CH4?

The Central atom has no lone pairs in CH4


How many electrons do ammonia contain?

There are four electron pairs. But there is only one lone pair.


Which shape has a central atom with one unshared pair of electrons?

When there are two atoms bonded to the central atom and no lone pairs, the molecule adopts a linear shape. When lone pairs are present, bent geometry can be present.


How many non bonding pairs of electrons are in Cl4?

Cl4 doesn't exist. It should be Cl2 and there will be 4 pairs of non bonding electrons on each chlorine.


Which molecular shape has two lone pairs and two bonding pairs of electrons around the central atom?

linear