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They react violently with water forming hydroxides. This process cleaves the O-H bond of water and releases energy as it is an exothermic reaction.

You usually think of water as a fire extinguisher. This is true but only for combustion reactions that require oxygen to combust. When water participates in the reaction, this doesn't hold up and energy is released.

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15y ago
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1mo ago

Magnesium and sodium react with water to release hydrogen gas. The heat generated from the reaction is enough to ignite the hydrogen gas, causing them to burn with a bright flame, even underwater where oxygen is limited. The reaction generates a lot of heat and light, making it appear as though the metals are burning.

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Q: How does magnesium and sodium burn underwater?
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What happens in the reaction between sodium hydroxide and magnesium sulphate?

When sodium hydroxide reacts with magnesium sulfate, a double displacement reaction occurs where the sodium ions from sodium hydroxide switch places with the magnesium ions from magnesium sulfate to form sodium sulfate and magnesium hydroxide. The products of this reaction are aqueous sodium sulfate and a white precipitate of magnesium hydroxide.


Sodium is more or less active than magnesium?

Sodium is less active than magnesium. Magnesium is located higher in the reactivity series of metals than sodium, indicating that magnesium is more reactive and likely to form compounds with other elements compared to sodium.


Does sodium and magnesium form an ionic compound?

Yes, sodium and magnesium can form an ionic compound. When sodium (Na) reacts with magnesium (Mg), they can form an ionic compound called sodium magnesium oxide (Na2MgO2) where sodium donates its electron to magnesium to form a stable compound.


Does magnesium react with sodium chloride?

No, magnesium does not react with sodium chloride. Magnesium is a less reactive metal compared to sodium, so it does not displace sodium from its compound with chloride.


What is the equation for the reaction of magnesium ions and sodium stearate?

The reaction between magnesium ions and sodium stearate would involve the magnesium ion (Mg^2+) displacing sodium (Na^+) in sodium stearate to form magnesium stearate and sodium ions. The equation can be represented as Mg^2+ + 2(C_17H_35COO^−) → Mg(C_17H_35COO)_2 + 2Na^+.

Related questions

What metal burns quickly underwater?

Magnesium burns well underwater. Anything will burn underwater if it has a proper amount of oxidizing material.


How does the Olympic torch go underwater?

When the Olympic torch is carried underwater, a magnesium torch is used, since it can burn even under water.


Does magnesium burn in the air?

yes it is used in many fireworks. Also burns underwater. Google the 1955 LeMans disaster


Which metal burns in air?

Magnesium burns in air with a bright white flame, producing magnesium oxide.


What happens in the reaction between sodium hydroxide and magnesium sulphate?

When sodium hydroxide reacts with magnesium sulfate, a double displacement reaction occurs where the sodium ions from sodium hydroxide switch places with the magnesium ions from magnesium sulfate to form sodium sulfate and magnesium hydroxide. The products of this reaction are aqueous sodium sulfate and a white precipitate of magnesium hydroxide.


What is made by reacting magnesium and sodium carbonate?

Mixture of sodium carbonate and magnesium


What is the reaction equation for magnesium chloride an sodium carbonate?

MgCI+ NaC ------> MgC + NaCI Magnesium chloride + Sodium carbinate ------> Magnesium carbonate + Sodium chloride.


Is magnesium more reactive than sodium?

sodium is more reactive than magnesium!


Is Sodium is more reactive than magnesium.?

sodium is more reactive than magnesium!


Sodium is more or less active than magnesium?

Sodium is less active than magnesium. Magnesium is located higher in the reactivity series of metals than sodium, indicating that magnesium is more reactive and likely to form compounds with other elements compared to sodium.


Are sodium and magnesium in the same group?

No, sodium and magnesium are not in the same group on the periodic table. Sodium is in Group 1 (alkali metals) while magnesium is in Group 2 (alkaline earth metals).


Does sodium and magnesium form an ionic compound?

Yes, sodium and magnesium can form an ionic compound. When sodium (Na) reacts with magnesium (Mg), they can form an ionic compound called sodium magnesium oxide (Na2MgO2) where sodium donates its electron to magnesium to form a stable compound.