There's not really a "group of double bonds." There are five elements that'll do it - carbon, nitrogen, oxygen, phosphorus and sulfur.
carbon
Elements from the group 2 of the periodic table form cations.
CH compound does not exist. So it has no bonds.
A carbonyl group is a carbon-oxygen double bond.
These are unsaturated organic compounds.
is alkene's functional group. NOTE the double bond between the two carbon atoms.
Elements in group 18 do not often form bonds.
The core of a carbonyl group is a carbon (C) with a double bond to an oxygen (O). The C will have two single bonds to the rest of the molecule.
A metallic bond is a bond between two metals from the same group.
A trans isomer is when one group is above a double bond, and the other group is below the double bond. A cis configuration is when both groups are on the same side of the double bond.
All the elements except elements belonging to zero group (He, Ne, Ar, Kr and Xe which are inert in nature) can bond with other elements.
Almost every other element except the elements in group 18 bond with oxygen to form compounds.
Elements from the group 2 of the periodic table form cations.
In chemistry, a double bond is a covalent bond between two atoms involving four bonding electrons as opposed to two in a single bond. Double bonds occur most commonly between two carbon atoms, for example in alkenes. Many double bonds exist between two different elements: for example, in a carbonyl group between a carbon atom and an oxygen atom.
Group 15 elements will typically bond as an anion to a cation from groups 1,2, or 13. They can also bond covalently to any of the elements from groups 13-17.
Yes, provided the -OH group is not attached to the double bond carbon (though there are some exceptions) For example: But-2-en-1-ol, But-3-en-1-ol etc have double bond as well as alcohol functional group.
CH compound does not exist. So it has no bonds.
In general, when an element in group 1 or group 2 combines with elements in group 16 or group 17, ionic bonds are formed between the two elements.