Properties of Covalent Compound ?

Properties of Covalent Compound ?
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Which among the following is a covalent compound? (1) Calcium chloride (2) Magnesium fluoride (3) Sodium chloride (4) Carbon tetrachloride

Description : Which among the following is a covalent compound? (1) Calcium chloride (2) Magnesium fluoride (3) Sodium chloride (4) Carbon tetrachloride

Last Answer : (4) Carbon tetrachloride Explanation: Ionic compounds are made up of a metal and non-metal, and covalent compounds are made up of two nonmetals

Mark the compound which possesses ionic, covalent and coordinate bonds. (1) NH4C1 (2) SO3 (3) SO2 (4) H2O

Description : Mark the compound which possesses ionic, covalent and coordinate bonds. (1) NH4C1 (2) SO3 (3) SO2 (4) H2O

Last Answer : (1) NH4C1 Explanation: Ammonium chloride (NH4Cl) is generally considered as an ionic compound but this compound has three different types of bond.

Beryllium forms covalent compound Why?

Description : Beryllium forms covalent compound Why?

Last Answer : Ans Due to high Ionisation Enthalpy

Sodium chloride is an example of what kind of compound? w) ionic x) covalent y) polyatomic z) monatomic

Description : Sodium chloride is an example of what kind of compound? w) ionic x) covalent y) polyatomic z) monatomic

Last Answer : ANSWER: W -- IONIC

Which among the following is a covalent compound ? (1) Calcium chloride (2) Magnesium fluoride (3) Sodium chloride (4) Carbon tetrachloride

Description : Which among the following is a covalent compound ? (1) Calcium chloride (2) Magnesium fluoride (3) Sodium chloride (4) Carbon tetrachloride

Last Answer : Carbon tetrachloride

What are properties of a covalent bond?

Description : What are properties of a covalent bond?

Last Answer : Simple covalent molecules tend to have low boiling and meltingpoints, as well as being quite brittle when solid.

Assertion :- Oxidation number of carbon in `CH_(2)O` is zero. Reason :- `CH_(2)O` (formaldehyde) is a covalent compound.

Description : Assertion :- Oxidation number of carbon in `CH_(2)O` is zero. Reason :- `CH_(2)O` (formaldehyde) is a covalent compound.

Last Answer : Assertion :- Oxidation number of carbon in `CH_(2)O` is zero. Reason :- `CH_(2)O` (formaldehyde ... is False. D. If both Assertion & Reason are False.

Does boron form covalent compound or ionic?

Description : Does boron form covalent compound or ionic?

Last Answer : Does boron form covalent compound or ionic?

In the covalent compound co3 the Greek prefix used to represent the anion is?

Description : In the covalent compound co3 the Greek prefix used to represent the anion is?

Last Answer : Need answer

How can you determine if an unknown substance is an ionic compound or a nonpolar covalent compound?

Description : How can you determine if an unknown substance is an ionic compound or a nonpolar covalent compound?

Last Answer : Ionic compound: the difference between the electronegativities of the elements is higher than 2.Nonpolar covalent compound: the difference between the electronegativities of the elements isnear zero.

Is XeCl4 a covalent compound?

Description : Is XeCl4 a covalent compound?

Last Answer : Xenon tetrachloride is a covalent compound.

Is CaS a covalent compound?

Description : Is CaS a covalent compound?

Last Answer : No. It is considered to be an ionic compound.

Is SnCI2 ionic or a covalent compound?

Description : Is SnCI2 ionic or a covalent compound?

Last Answer : Feel Free to Answer

Is olive oil a ionic or covalent compound?

Description : Is olive oil a ionic or covalent compound?

Last Answer : Olive oil is a mixture, not a compound.

What is the covalent compound of NF3?

Description : What is the covalent compound of NF3?

Last Answer : What is the answer ?

Is MgcI a molecular covalent compound?

Description : Is MgcI a molecular covalent compound?

Last Answer : What is the answer ?

What is he smallest whole number ratio of the elements in an ionic or covalent compound?

Description : What is he smallest whole number ratio of the elements in an ionic or covalent compound?

Last Answer : Need answer

Is nitrogen trifluoride a covalent compound?

Description : Is nitrogen trifluoride a covalent compound?

Last Answer : Nitrogen trifluoride is a covalent compound.

Is olive oil a ionic or covalent compound?

Description : Is olive oil a ionic or covalent compound?

Last Answer : Olive oil is a mixture, not a compound.

Is aluminum nitrate a covalent or ionic compound?

Description : Is aluminum nitrate a covalent or ionic compound?

Last Answer : Aluminium nitrate is an ionic compound.

When an elemental metal combines with an elemental nonmetal it forms a A covalent compound B binary ionic compound C double salt D polar covalent compound?

Description : When an elemental metal combines with an elemental nonmetal it forms a A covalent compound B binary ionic compound C double salt D polar covalent compound?

Last Answer : Ghh

Mark the compound which posses ionic, covalent and co–ordinate bond:

Description : Mark the compound which posses ionic, covalent and co–ordinate bond:

Last Answer : NH4Cl

Which of the following is true when HCL is passed through water. (i) It does not ionize in the solution as it is a covalent compound (ii) It ionizes in the solution (iii) It gives both hydrogen and hydroxyl ions in the solution (iv) It forms hydronium ion in the solution due to the combination of hydrogen ion with water molecule. (a) (i) only (b) (iii) only (c) (ii) and (iv) only (d) (iii) and (iv)

Description : Which of the following is true when HCL is passed through water. (i) It does not ionize in the solution as it is a covalent compound (ii) It ionizes in the solution (iii) It gives both hydrogen and hydroxyl ions in the solution ... ) (i) only (b) (iii) only (c) (ii) and (iv) only (d) (iii) and (iv)

Last Answer : (c) (ii) and (iv) only

(a) Write electron dot diagram for chlorine (At No. 17) and calcium (At No. 20). Show the formation of calcium chloride by transfer of electrons. (b) Identify the nature of above compound’and explain three physical properties of such compound. -Chemistry

Description : (a) Write electron dot diagram for chlorine (At No. 17) and calcium (At No. 20). Show the formation of calcium chloride by transfer of electrons. (b) Identify the nature of above compound’and explain three physical properties of such compound. -Chemistry

Last Answer : (b) It is ionic compound. Physical properties 1.It is hard and solid. 2.It has high melting and boiling point. 3.It soluble in water.

What properties of water make it useful as a solvent? What types of compound can it dissolve and hydrolyse?

Description : What properties of water make it useful as a solvent? What types of compound can it dissolve and hydrolyse?

Last Answer : Ans-Water is a universal solvent because of its polar nature and ability to form hydrogen bonds a) It hydrolyses many ionic compounds and certain covalent compound by chemically reacting with them b) It form hydrogen bonds with some covalent compounds and dissolve them

The compound which would have the greatest molar effect on the colligative properties of a dilute solution would be: w) CaCl2 x) NaCl y) C6H12O6 z) Benzene

Description : The compound which would have the greatest molar effect on the colligative properties of a dilute solution would be: w) CaCl2 x) NaCl y) C6H12O6 z) Benzene

Last Answer : ANSWER: W -- CaCl2

Do covalent compounds dissolve in water ?

Description : Do covalent compounds dissolve in water ?

Last Answer : Almost all covalent compounds do not dissolve in water, with a few exceptions.

Are organic compounds electrolytic or covalent substances ?

Description : Are organic compounds electrolytic or covalent substances ?

Last Answer : Organic compounds are covalent substances.

What is a covalent bond ? What is a covalent bond ?

Description : What is a covalent bond ? What is a covalent bond ?

Last Answer : The bond formed by the electron share of the electron configuration gain of the inert gas at the last energy level is called covalent bond.

Bonds formed by the sharing of an electron pair between two atoms are known as - (1) Covalent bonds (2) Ionic bonds (3) Weak bonds (4) None of the above

Description : Bonds formed by the sharing of an electron pair between two atoms are known as - (1) Covalent bonds (2) Ionic bonds (3) Weak bonds (4) None of the above

Last Answer : (1) Covalent bonds Explanation: Bonds which are formed by the sharing of an electron pair between two atoms are known as covalent bonds.

NaCI has _______. (1) Non-polar bonds (2) Polar covalent bonds (3) Metallic bonds (4) Ionic bonds

Description : NaCI has _______. (1) Non-polar bonds (2) Polar covalent bonds (3) Metallic bonds (4) Ionic bonds

Last Answer : (4) Ionic bonds Explanation: Sodium Chloride, NaCl. The classic case of ionic bonding, the sodium chloride molecule forms by the ionization of sodium and chlorine atoms and the attraction of the resulting ions.

Compounds with identical molecular formula but different structures are called - (1) Tetravalent compounds (2) Structural isomers (3) Covalent compounds (4) None of the above

Description : Compounds with identical molecular formula but different structures are called - (1) Tetravalent compounds (2) Structural isomers (3) Covalent compounds (4) None of the above

Last Answer : (2) Structural isomers Explanation: Structures with identical molecular formula but different structures are called structural isomers. Eg: Butane.

Organic compounds are - (1) Covalent compounds (2) Ionic compounds (3) Co-ordination compounds (4) Interstitial compounds

Description : Organic compounds are - (1) Covalent compounds (2) Ionic compounds (3) Co-ordination compounds (4) Interstitial compounds

Last Answer : (1) Covalent compounds Explanation: Organic compounds are always covalent compounds because it is more energetically favorable for carbon to covalently bond. Organic compounds, such as carbohydrates, lipids, proteins and nucleic acids, are all examples of covalent compounds.

Ethylene is a molecule. (1) polar (2) ionic (3) covalent (4) nonpolar

Description : Ethylene is a molecule. (1) polar (2) ionic (3) covalent (4) nonpolar

Last Answer : (4) nonpolar Explanation: Ethylene (C2H4) is a nonpolar molecule. This is because, unlike a polar molecule, it has an even distribution of electrical charges. Since, the double bond is between two carbon ... in between those to carbon atoms. As a result, ethylene is a non-polar and linear molecule.

What type of fissions is possible in a Covalent Bond?

Description : What type of fissions is possible in a Covalent Bond?

Last Answer : Ans: Homolytic and Heterolytic

Although Diamond is Covalent, yet it has high melting point. Why?

Description : Although Diamond is Covalent, yet it has high melting point. Why?

Last Answer : Ans. All the four valencies are satisfied by carbon.

Give reason why boron and aluminum tend of form covalent compounds.

Description : Give reason why boron and aluminum tend of form covalent compounds.

Last Answer : Ans. Sum of the three ionization enthalpies of both the elements are very high. Thus they have no tendency to lose electrons to form ionic compound. Instead they form covalent compounds.

Why Al and Ga have the same covalent radius?

Description : Why Al and Ga have the same covalent radius?

Last Answer : Ans. Poor shielding of d-electrons

Beryllium shows covalent Character in its compounds ,Why?

Description : Beryllium shows covalent Character in its compounds ,Why?

Last Answer : Ans Due to the small size, high ionization energy, and high sublimation energy of beryllium, its lattice and hydration energies are insufficient to provide complete charge separation and the ... compounds therefore, even BeO and BeF2, there is substantial covalent character in the bonding.

Arrange the following in order of the increasing covalent character : MCl,MBr,MF,MI ( Where M=alkali metal)

Description : Arrange the following in order of the increasing covalent character : MCl,MBr,MF,MI ( Where M=alkali metal)

Last Answer : Ans. MF < MCI < MB < MI

Give reason for the following: (a)LiCl is more covalent than KCl. (b)LiF has lower melting point than NaCl. (c)CuCl is more covalent than NaCl.

Description : Give reason for the following: (a)LiCl is more covalent than KCl. (b)LiF has lower melting point than NaCl. (c)CuCl is more covalent than NaCl.

Last Answer : Ans(a).Due to smaller size and high poalrising power of Li+ ion ,LiCl is more covalent than KCl. (b)Small cation Li+ ion highly polarizes large anion I- , LiI is more covalent and hence has ... to pseudo inert gas configuration, Cu+ is more polarizing than Na+ and hence CuCl is more Covalent NaCl.

When does ionic character develop in covalent bond?

Description : When does ionic character develop in covalent bond?

Last Answer : Ans. When the difference in electro negativity of the combining atom is more than 1.9 it develops 50 % ionic character .

How does covalent bond form in terms of orbital overlap concept?

Description : How does covalent bond form in terms of orbital overlap concept?

Last Answer : Ans. When two half filled orbitals overlap ,covalent bond forms .

Which rule explains the covalent character of ionic bond ?

Description : Which rule explains the covalent character of ionic bond ?

Last Answer : Ans. Fajan’s Rule

Why are transition metal fluorides are ionic in nature where as chlorides and bromides are covalent in nature .

Description : Why are transition metal fluorides are ionic in nature where as chlorides and bromides are covalent in nature . 

Last Answer : Ans - It is because of fluorine is most electronegative where as Cl and Br are less electro negative . Greater the difference in electro negativity more will be ionic character .

Give reasons : (a) Diamond and rhombic Sulphur are covalent solids, but the latter has lower melting points. (b) Among NaCl and CsCl, CsCl is quite stable.

Description : Give reasons : (a) Diamond and rhombic Sulphur are covalent solids, but the latter has lower melting points. (b) Among NaCl and CsCl, CsCl is quite stable.

Last Answer : (a) Due to weak Vander Waal’s Force in Sulphur molecule. (b) CsCl coordination number is 8. It is surrounded by 8 anion tightly. 

Arrange the following types of interactions in correct order of their increasing strength : Covalent, hydrogen bonding, Vander Waals, dipole dipole

Description : Arrange the following types of interactions in correct order of their increasing strength : Covalent, hydrogen bonding, Vander Waals, dipole dipole

Last Answer : Vander Waals < dipole dipole < hydrogen bonding < covalent.

What type of bonding is most important in CH3CH2CH2CH2CH2CH3? (a) ionic (b) hydrogen (c) covalent (d) polar

Description : What type of bonding is most important in CH3CH2CH2CH2CH2CH3? (a) ionic (b) hydrogen (c) covalent (d) polar

Last Answer : covalent

Which of the following is the strongest interaction? (a) a covalent bond (b) dipole-dipole interactions (c) hydrogen bonding (d) van der Waals

Description : Which of the following is the strongest interaction? (a) a covalent bond (b) dipole-dipole interactions (c) hydrogen bonding (d) van der Waals

Last Answer : a covalent bond

Homolytic fission of covalent bond between carbon atoms will produce : (a) Two carbonium ions (b) Two molecules (c) Free radicals (d) Carbonium ion and carbanion

Description : Homolytic fission of covalent bond between carbon atoms will produce : (a) Two carbonium ions (b) Two molecules (c) Free radicals (d) Carbonium ion and carbanion

Last Answer : Free radicals