What is the difference between MgCl2 and NaCl?

You’re asking specifically why MgCl2 has a subscript on the Cl and NaCl doesn’t. If that’s what you’re asking, the answer is that metals in Group I (such as Na) form +1 ions and metals in Group II (such as Mg) form +2 ions. The Cl ion has a -1 charge.

Why is the formula of sodium chloride NaCl But the formula of magnesium chloride is MgCl2?

Why is the formula for sodium chloride NaCl, but the formula for magnesium chloride is MgCl2? (A) Magnesium forms two-plus ions, so it requires one chloride ion to form an electrically neutral compound. Chlorine has a subscript of one in sodium chloride and a subscript of two in magnesium chloride.

What is the difference between how sodium and magnesium will form ionic compounds?

As you know, sodium is a metal and loses its one valence electron to become a cation. Because magnesium has two valence electrons, it needs to lose both to achieve the noble-gas configuration. Therefore, two chlorine atoms will be needed. The final formula for magnesium chloride is MgCl 2 .

Why is NaCl more ionic than MgCl2?

As a group one element, sodium ionizes more easily that magnesium (a group two element). So sodium ionizes more readily that magnesium. Since the anion is the same in both cases (chloride), this could mean that NaCl is more ionic that MgCl2.

Why does NaCl and MgCl2 differ in melting point?

It is because sodium chloride is comparatively more Ionic than magnesium chloride. And more Ionic a compound is, higher its melting and boiling point.

Why MgCl2 and CaCl2 is more soluble than NaCl?

MgCl2 and CaCl2 are more soluble than NaCl because In MgCl2 and CaCl2 the ionic charge is +2 hence it can interact with more number of H2O molecules, as the number of interactions increases more amount of energy is liberated which is a hydration energy which is sufficient enough to overcome the lattice energy of the …

What is the difference between NaCl and nacl2?

Sodium chloride is also known as table salt and is the most common type of salt. Its chemical formula is NaCl, indicating a sodium ion bonded with a chlorine ion. Its chemical formula is NaClO2 — similar to sodium chloride but with oxygen attached to the molecule as well.

Why the formula of magnesium chloride is MgCl2?

Magnesium Chloride Chemical Formula It has a charge of +2. However, two chlorine atoms are needed to take the two electrons from magnesium in order to complete it’s octate. When this happens the overall charge becomes zero. Therefore, the chemical formula of magnesium chloride is given as MgCl2.

Why is magnesium chloride an ionic compound?

MgCl2 is an ionic compound because the bond formed between magnesium and the chlorine atom is ionic in nature, it is formed as magnesium atom loses two electrons to form Mg2+ ion and each chlorine accepts the one electron to form Cl– ion, later these ions(Mg2+ and 2Cl–) are attracted by the electrostatic force of …

Is MgCl2 stronger than NaCl?

This is because the bonds that exist between sodium and chloride, and magnesium and chloride are not entirely ionic and some degree of covalency exists. These factors combine to result in a higher force of attraction in sodium chloride as compared to magnesium chloride and hence a higher melting point for the former.

Why MgCl2 is more covalent than NaCl?

The size of magnesium (Mg) is lesser than sodium(Na). Covalent characteristics will be more if the size of the cation is small. Therefore, MgCl2 is more covalent than NaCl.

Why the formula of magnesium chloride is MgCl2? Magnesium chloride is an neutral ionic compound. In neutral ionic compounds, the positive charge of the cations must balance out the negative charge of the anions.

What is the name of the compound with the formula CaCl2?

Calcium chloride is an inorganic salt having a calcium ion associated with two chloride ions. The chemical formula of this compound is CaCl2.

Why does MgCl2 have a lower ionisation potential than mg?

The reason for this is that the first and second ionisation potentials for Mg are relatively low and that energy can be recovered by the lattice energy of MgCl2 and the electron affinity of Cl. The 3rd ionisation potential is too high for this.

Why doesn’t MgCl form at equilibrium?

Since it only has two more electrons it can lose both of them very easily. There is of course an equilibrium that forces some amount of MgCl to form, but it is very unfavored. Naked Science Forum King!