No, carbon cannot only form ionic compounds; it primarily forms covalent compounds. This is due to its ability to share electrons with other elements, particularly nonmetals, to achieve stability. Carbon's tetravalent nature allows it to form a wide variety of organic molecules, including hydrocarbons and complex biomolecules, through covalent bonding. Ionic compounds are more commonly formed by metals with significantly different electronegativities.
Oxygen was not found in the atmosphere of primitive Earth. It is so reactive that it became locked up in compounds at the time of Earths formation. These compounds were varied, but the bulk of them were mineral oxides, silicates, carbon dioxide and water. Free oxygen entered the atmosphere only after the development of blue-green algae, which produced oxygen from carbon dioxide.
The Be2+ cation is smaller in size (being above the rest of the group 2 elements) and hence has high charge density. This enables it to easily polarise the comparatively larger Cl- anion, which results in a covalent characteristic of the compound. Dative bonding (a special type of covalent bond in which the shared electrons come from one of the atoms only) occurs in the compound and BeCl2 usually occurs as a dimer i.e Be2Cl4 (polymeric type) based on the linear molecular structure of BeCl2. Polarisation occurs between a small cation with high charge density and a larger anion. Since the size of the cations of the group 2 elements increases down the group (more atomic radius), charge density around the cation decreases and hence their ability to polarise the Cl- also decreases, resulting in an ionic compound.
This wording of this question sounds like you may be confused. In the term "carboxyl group", group refers to a specific group of atoms (COOH), not to a group of similar types of compounds. Since hydrocarbons by definition contain only carbon and hydrogen, a hydrocarbon cannot contain a carboxyl group.
Carbon atom contains only 6 protons. It is become unstable when number of neutrons are increasing.
only carbon dioxide
False. Carbon can form both ionic and covalent compounds. Carbon typically forms covalent bonds due to its ability to share electrons with other elements.
Ionic compounds are composed of positively charged ions (cations) and negatively charged ions (anions), which are typically formed by the transfer of electrons between atoms. Common elements found in ionic compounds include metals and nonmetals.
No, carbon typically forms covalent bonds, where it shares electrons with other atoms instead of transferring them to form ionic bonds. It usually forms four covalent bonds to achieve a stable electron configuration.
The electronegativity difference between carbon and oxygen is small. So they will form only covalent compounds and not ionic compounds. CO (carbon monoxide) and CO2 (carbon dioxide) are the two covalent compounds formed. In addition they can form ions like bicarbonate ion (HCO3-) and carbonate ion (CO32-) where there is covalent bond (and not ionic) between carbon and oxygen.
Nitrogen and hydrogen don't form ionic compounds. they form only covalent compounds as in ammonia (NH3) or hydrazine (H2N-NH2) etc
CCL4, carbon tetrachloride, contains covalent bonds between the carbon and chlorine atoms. It is a molecular compound with no ions, so it does not contain ionic compounds.
Ca (calcium) is an element, not a compound. and it can only form ionic compounds.
Type 1 binary ionic compounds are those in which the cation has only one form, or charge. Type 2 binary ionic compounds are those in which the cation can have multiple forms.
Ionic compounds do not conduct electricity in their crystalline form because the ions are locked in a fixed position and are not free to move to carry an electric current. It is only when ionic compounds are melted or dissolved in water that the ions become free to move and conduct electricity.
Hydrogen only participates in ionic bonds.
Carbon atoms usually form four covalent bonds in carbon compounds. In some kinds of compounds, however, carbon forms a type of bond called "double" or "triple", in which carbon atoms share two (in double bonds) or three (in triple bonds) electrons from each carbon atom in the bond. In such instances it would be preferable to say that each carbon atom in one or more carbon to carbon bonds shares four electrons, rather than forms four bonds. Carbon only rarely if ever forms ionic bonds to another atom, but may do so in alkali metal and alkaline earth metal carbides.
Silicon does not form ionic compounds containing Si cations. It is after all a non-metal. There are some "odd" compounds called silicides binary compounds of metals with silicon but generally these are not ionic, only those with the more reactive metals have ionic nature, silicon forming cluster anions (Zintl compounds) such as Si44- (isoelectronic with P4 molecule)