Advertisements
Advertisements
प्रश्न
Butanone is a four-carbon compound with the functional group:
पर्याय
carboxylic acid
aldehyde
ketone
alcohol
Advertisements
उत्तर
ketone
Explanation:
The structure of butanone is:
\[\begin{array}{cc}
\phantom{.......}\ce{O}\\
\phantom{.......}||\\
\ce{CH3 - CH2 - C - CH3}
\end{array}\]
It has \[\ce{>C = O}\] (Ketone group) as its functional group.
संबंधित प्रश्न
List three characteristic properties of covalent compounds.
Choose the most appropriate answer from the following list of oxides which fit the description.
A covalent oxide of a metalloid.
What type of bonds are present in methane (CH4) and sodium chloride (NaCl)?
Give one example of a molecule containing a single covalent bond.
Fill in the blank in the following sentence:
The number of single covalent bonds in C2H2 molecule are ...........
What type of bond exist in CCl4?
What type of chemical bond is present in chlorine molecule? Explain your answer.
State any two uses of graphite.
The electronic configurations of two elements A and B are given below:
| A | 2, 6 |
| B | 2, 8, 1 |
(a) What type of chemical bond is formed between the two atoms of A?
(b) What type of chemical bond will be formed between the atoms of A and B?
What happens when methane (natural gas) burns in air? Write the chemical equation of the reaction involved.
Complete the following:
When the nuclei of two different reacting atoms are of ______ mass, then a bond so formed is called ______ covalent bond. (equal, unequal, polar, non-polar)
Explain the following term with example.
Covalent bond
An element L consists of molecules.
What type of bonding is present in the particles that make up L?
Draw the electron dot diagram and structure of nitrogen molecule.
Element A has 2 electrons in its M shell. Element B has atomic number 7.
If the compound formed between A and B is melted and an electric current is passed through the molten compound, the element A will be obtained at the ______ and B at the ______ of the electrolytic cell.
Taking MgCl2 as an electrovalent compound, CCl4 as a covalent compound, give four difference between electrovalent and covalent compounds
Define the functional group and complete the following table.
| S.I. No. | Functional Group | Compound | Formula |
| (1) | ______________ | _______________ |
C2H5OH |
| (2) | _______________ | _______________ | CH3CHO |
Mineral acids are stronger acids than carboxylic acids because
- mineral acids are completely ionised
- carboxylic acids are completely ionised
- mineral acids are partially ionised
- carboxylic acids are partially ionised
What is a covalent bond?
Statement (A): Covalent compounds are bad conductors of electricity.
Reason (B): Covalent compounds contain charged particles (ions)
