Which is bigger Na+ or Mg2+?
thereby making Mg have a SMALLER atomic radius. Hence, Na+ will be larger in size.
Does Na or Mg2 have a larger radius?
Magnesium has one more proton than sodium, and therefore, with the same number of electrons and 1s orbital shielding, the Zeff for magnesium is greater, and therefore Mg2+ has the smaller ionic radius.
What is Mg2+ atomic radius?
Value. 0.65 Å Range: Table – link Å
Which ion has the largest radius O2 Na+ Mg2+?
O2- will have the largest radius whereas Mg2+ have smallest radius among them…………..
Does Na have a smaller radius than Mg?
Now, if we move from left to right along a period in the periodic table, the size of element decreases, whereas the effective nuclear charge increases. From this point it is clear that the size of Na is larger than Mg.
Is the atomic radius of Na less than the atomic radius of Mg?
Na has greater radius than Mg because the number of orbitals are equal for both the atoms….
Does Na or Na+ have a larger atomic radius?
Na+ is smaller than Na atom because: Cations of a given element have a smaller radius than the neutral atom so that Na+ will decrease in size compared with the Na atom. Sodium atoms and sodium ions have the same number of protons. Each one has 11 protons.
Why is Mg2+ smaller than Mg atom?
The magnesium ion is much smaller than the magnesium atom because magnesium atom contains more electrons as compared to magnesium ion. Explanation: When an atom gains an electron then it acquires a negative charge and size of the atom increases.
Why is Na+ smaller than O2?
In other words, Na+ has bigger effective nuclear charge than O2− , which translates to a bigger net positive charge felt by the outermost electrons. This will compress the energy levels a bit and make the ionic radius smaller for the sodium cation. Therefore, the oxide anion will have the larger atomic radius.
Which one has highest radius a Na+ B O 2 C F D Mg 2?
d- F- Ionic radius increases with increase in positive charge on isoelectronic species. Here, Mg+2 will have largest ionic radius.
Which has a bigger atomic radius Na or Mg?
Explanation: Given that atomic size decreases across a Period, the sodium atom is larger than that of magnesium.
Why is the atomic radius of Na larger than Mg?
Magnesium atom is smaller than sodium atom because the nuclear charge of Magnesium ( 12+ ) is higher than that of Sodium ( 11+ ). Magnesium nucleus will attract the electrons more toward it and therefore, shrinking the size of the atom.