The covalent character is determined using Fajan’s rule. In the given compounds, the anion is the same and the cations are different. … Covalent characteristics will be more if the size of the cation is small. Therefore, MgCl2 is more covalent than NaCl.

Is NaCl more ionic than AgCl?

Ag+ is smaller in size as compared to Na+ because of effective nuclear charge and hence it has more strength to polarise the anion i.e. Cl- electron cloud. Due to polarisation of anion because of cation ionic bond gets character of covalent bond. So AgCl will be more covalent than NaCl.

Is AgCl a covalent compound?

Hence AgCl is ionic in nature and referred as an ionic compound. … A metal and a non-metal atom forms an ionic bond whereas atoms with less electronegativity will form covalent bonds. The sharing of electrons between the atoms will result in a covalent bond.

Why is AgCl most covalent?

Hint: First we know that the covalent character depends upon the size of the cation and size of anion. Also, the covalent character is inversely proportional to the electronegativity difference and similar atoms have the least electronegativity difference. Therefore, they have the maximum covalent character.

Which is more covalent NaCl or NaI?

Moreover electronegativity difference in NaI is 0.6 which means it is more covalent and in NaCl it is 2.1 which means it is more ionic.

Why is AgCl more covalent than NaCl?

There is significant covalent character to the bond in AgCl, while the bond in NaCl is essentially ionic. Because the bond in AgCl is ionic with partial covalent character, the lattice energy for AgCl is increased above that of NaCl.

Which is more covalent NaBr or NaCl?

Covalent charecter of NaCl is more than NaBr.

Is NaCl ionic or covalent?

bonds usually occur between metal and nonmetal ions. For example, sodium (Na), a metal, and chloride (Cl), a nonmetal, form an ionic bond to make NaCl. In a covalent bond, the atoms bond by sharing electrons. Covalent bonds usually occur between nonmetals.

Which is more covalent AgCl or AuCl?

The covalent character increases in the order \(NaCl < CuCl < AgCl < AuCl. … Hence, \(AuCl\) is most covalent.

Which is more covalent and why?

Between CuO and CuS, CuS is more covalent. Since cation is same in both, the anion determines the extent of polarisation. Larger anions have greater polarizability.

Article first time published on

Which of the following is less covalent than NaCl?

Larger the cation size, lesser the covalent character. K+ is larger than Na+, so KCI has a less covalent character than NaCl.

Why is AgCl is least ionic?

According to the postulates, As we move left to right in a period, the size of the cation decreases and ionic character also decreases. Among $Ag,K,Ca,Ba$ , the compound that is present in the d block is $Ag$ whereas $K,Ca,Ba$ they are all present in s block. Therefore, $AgCl$ is least ionic among the above options.

What type of compound is AgCl?

Silver chloride is a chemical compound with the chemical formula AgCl.

Why AgCl is more covalent than CUCL?

Cucl is more covalent than nacl, because cu has a pseudo noble gas structure of the same size as that of na & cucl, because it has 18 electrons in the outermost shell than NaCl, which has 8 electrons.

Which has more covalent character NaCl or NaF?

covalent characters of halides of sodium increases in order NaF < NaCl < NaBr < NaI . This is because the ionic radii of the halide anions increase on moving down the group.

Which is more ionic NaCl or NaI?

NaCl is more ionic than NaI because chlorine is more electronegative than iodine.

Which of the following is most covalent?

Since anion with large size can be easily distorted, among halides, LiI is the most covalent in nature.

Which is more ionic NaCl or NaBr?

The decreasing order of ionic character\(NaF>NaCl>NaBr>NaI\). Because among the halogens the electronegativity is more for Fluorine followed by Chlorine, Bromine, Dodine. According to Fajan’s rule, the size should be small to have more ionic character.

Which compound is more covalent in nature?

SrCl2.

Is LII more covalent than NaCl?

The size of Li+ ion is smaller than Na+ ion and hence the polarising power of Li+ ion is more. So lithium chloride is more covalent than sodium chloride.

Which one is more covalent SnCl2 or SnCl4?

In SnCl2, Sn has +2 oxidation state. Whereas in SnCl4, Sn has +4 oxidation state. According to Fajan’s rule, the central metal with more oxidation number will be considered to be more covalent. Therefore, SnCl4 is more covalent than SnCl2.

Which is truly covalent?

So to be truly perfectly covalent an atom needs to bond with itself, then you are guaranteed that each atom pulls on the electrons the same amount. So anytime the two atoms are different, there is most likely a difference in EN values and therefore an unequal sharing of the electrons.

Why is NaCl ionic rather than covalent?

Also, for a covalent bond, the difference of electronegativity should be less than 1.7 but in the case of NaCl, the difference of electronegativity between sodium and chlorine is more than 2.2, hence, NaCl is ionic in nature rather than covalent.

Is N2 ionic or covalent?

N2 has a non-polar covalent bond. As in any homonuclear diatomic, the bonding electrons are shared equally by the two nitrogen atoms.

Is no2 ionic or covalent?

The nitrogen dioxide is a covalent compound where one nitrogen is the central atom which is bonded to two oxygen atoms, where one oxygen atom is bonded by a single bond and other oxygen atom by a double bond.

Which one in the pairs is more covalent And why AgCl AGL?

Answer: (i) AgI is more covalent than AgCl. This is because I- ion is larger in size than Cl- ion and hence is more polarized than Cl-ion.

How do you find which is more covalent?

The greater the electronegativity distinction, the more ionic a bond is. Electronegativity determines the bond with the most covalent character. Smaller electronegativity variations create a more covalent bond.

How do you know which character is more covalent?

The greater the difference in electronegativity, the more ionic a bond is. The bond with the most covalent character is determined by electronegativities. Smaller difference in electronegativities make a more covalent bond.

Which chloride is most covalent?

Thus, the metal highest on the periodic table (s-block, first two columns) will have an electronegativity closest to that of Cl . To verify with electronegativity values, we should get the lowest difference in electronegativity for the most covalent character. And indeed, it is BeCl2 , quantitatively.

Which of the following will have highest covalent character NaCl?

RbCl > LiCl > NaCl > KCl is the decreasing order of covalent character. As a result, LiCl has a higher covalent character than KCl, and as a result, KCl is more soluble in water due to its lower covalent character.

Is SF6 ionic or covalent?

Answer: molecular. The compound SF6 S F 6 is molecular because both elements (sulfur and fluorine) are nonmetals. When the compound is formed, sulfur shares its six valence electrons with six fluorine electrons. The formation of an ionic compound occurs when a metal and a nonmetal react.