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The hardness of francium is not known.

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10y ago

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Is francium harder than sodium?

Francium is softer than sodium. Francium is a highly reactive metal that is classified as the most electronegative element on the periodic table. Sodium is also a soft metal, but it is harder than francium.


Which is softest sodium or lithium?

Lithium is softer than sodium. Sodium is harder because it has a higher atomic number and more electrons, which results in stronger metallic bonding compared to lithium.


Is sodium more active than francium?

No, francium is more active than sodium. Francium is located in the Group 1 of the periodic table, making it the most reactive alkali metal due to its higher atomic number and larger atomic radius compared to sodium.


What element is harder than gold but softer than copper?

Silver is harder than gold but softer than copper.


Does francium or sodium have the smaller atomic radius?

Francium has a larger atomic radius than sodium. Francium is located in the last group of the periodic table, so it has more electron shells than sodium, which results in a larger atomic radius.


Is a No. 1 pencil harder or softer than a No. 2 pencil?

It's softer. #1 softest, #2 slightly harder, #3 harder than #2, etc.Softer.a #1 pencil is softer than a#2 pencil


Which is more reactive francium sodium or potassium?

Francium is the most reactive alkali metal among francium, sodium, and potassium because it has the lowest ionization energy. Francium's reactivity increases moving down Group 1 of the periodic table. Sodium is more reactive than potassium due to sodium's lower ionization energy compared to potassium.


Why is sodium a better conductor than francium?

Sodium is a better conductor than francium because sodium has one valence electron that is easily released for conducting electricity, whereas francium's larger atomic size and placement in a lower period make it less efficient at transferring electrons. Additionally, francium's high reactivity and rarity in nature also hinder its usability as a conductor compared to sodium.


Why is francium more reactive than sodium?

Francium is more reactive than sodium because it has a larger atomic radius and weaker binding energy, making it easier for francium atoms to lose their outermost electron. This results in francium being more willing to form bonds and react with other elements compared to sodium.


What is a form of calcium carbonate softer than marble but harder than chalk?

Limestone is a form of calcium carbonate that is softer than marble but harder than chalk. It is commonly used in construction materials and can be found in different shades depending on the mineral impurities present.


Is sodium a better electrical conductor than francium?

Yes, sodium is a better electrical conductor than francium. This is because sodium has one valence electron that can easily move and carry electrical charge, whereas francium has only one valence electron that is trapped in an inner shell by its atomic structure, making it less available for electrical conduction.


Why sodium is softer than lithium?

Sodium is softer than lithium because sodium has a larger atomic radius and more electron shells. This allows the electrons to be further from the nucleus, leading to weaker metallic bonds and making sodium easier to deform.