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Three. Two chlorine atoms and one magnesium atom.

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14y ago
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14y ago

One magnesium atom and two chlorine atoms react to form one unit of magnesium chloride. This is because the magnesium atom has an oxidation number of -2 and each chlorine atom has an oxidation number of +1.

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12y ago

The chemical formula of magnesium carbonate is Mg(CO3)2; this molecule contain one ion of magnesium and two ions of carbonate.

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10y ago

The magnesium ion is Mg2+ and the chloride ion is Cl-. Therefore the chemical formula for magnesium chloride is MgCl2. There are two chloride ions bonded to one magnesium ion.

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8y ago

The chemical formula of magnesium chloride is MgCl2: 2 atoms aof chlorine and 1 atom of magnesium.

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6y ago

Magnesium hydroxide has 5 atoms.
Mg(OH)2

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13y ago

2 chlorine atoms per molecule.

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13y ago

one

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Anonymous

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3y ago
its 10 and follow my instagram traphunchos but answer 10

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Q: How many chlorine atoms are in MgCl2?
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Related questions

If magnesium has two valence electrons while chlorine has seven how many chlorine atoms are needed to form an ionic bond with magnesium?

Two - MgCl2


Why are there two chlorine atoms for every one atom of magnesium?

In magnesium chloride, MgCl2, there are two chlorine atoms for every magnesium atom as chlorine is found as a compound.


Is magnesium and chlorine a likely compound?

It's an actual, and common, compound - MgCl2 (magnesium chloride), a constituent of seawater, has many uses including just chasing off the chlorine atoms to recover the magnesium metal.


What does the subscript 2 indicate int he compuonds mgcl2?

In chemical compounds, subscripts indicate how many of that element are present in the compound, compared to the rest of the compound.In MgCl2, the subscript indicates that there are two chlorine atoms for every atom of magnesium.


What element does this compound contain MgCl2?

MgCl2 contains the elements magnesium and chlorine.


How many atoms are in 38.260 g of chlorine?

6,687.1023 chlorine atoms


How many atoms are on one mole of MgCI?

To determine the number of atoms in one mole of MgCl2 (magnesium chloride), you can use Avogadro's number, which is approximately 6.022 x 10^23 atoms/molecules per mole. First, you need to calculate the molar mass of MgCl2. Magnesium (Mg) has an atomic mass of approximately 24.31 g/mol. Chlorine (Cl) has an atomic mass of approximately 35.45 g/mol (rounded to two decimal places). Now, add the atomic masses of one magnesium atom and two chlorine atoms to find the molar mass of MgCl2: MgCl2 molar mass = (1 x Mg atomic mass) + (2 x Cl atomic mass) MgCl2 molar mass = (1 x 24.31 g/mol) + (2 x 35.45 g/mol) MgCl2 molar mass = 24.31 g/mol + 70.90 g/mol MgCl2 molar mass = 95.21 g/mol So, the molar mass of MgCl2 is approximately 95.21 g/mol. Now, using Avogadro's number, you can calculate the number of atoms in one mole of MgCl2: Number of atoms in 1 mole of MgCl2 = 6.022 x 10^23 atoms/molecules per mole Now, divide this by the molar mass of MgCl2 (95.21 g/mol): Number of atoms in 1 mole of MgCl2 = (6.022 x 10^23 atoms/mol) / (95.21 g/mol) Number of atoms in 1 mole of MgCl2 ≈ 6.32 x 10^21 atoms So, there are approximately 6.32 x 10^21 atoms in one mole of MgCl2.


What does the number 2 mean in MgCl2?

The number 2 means that there are 2 chlorine atoms attached to one magnesium atom in a molecule of magnesium chloride


How many atoms in chlorine?

A chlorine molecule has the formula Cl2, so it contains two chlorine atoms.


What is the balanced equation for magnesium bromide and chlorine?

Bromine is diatomic, so 2 atoms make up Bromine as a reactant. Mg + Br2 ----> MgBr2


What is the formula for Magnesium and chlorate?

The ionic compound formed between magnesium and chlorine has the formula MgCl2.


How many atoms make up cl2?

Cl2 is a molecule formed of 2 atoms of Chlorine.