GENERAL KNOWLEDGE

GK

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Alkanes are known as saturated hydrocarbons because they contain only carbon-hydrogen single bonds.
A
TRUE
B
FALSE
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -They are distinguished by the types of bonding between carbon atoms and the properties that result from that bonding. Hydrocarbons with only carbon-to-carbon single bonds (C–C) and existing as a continuous chain of carbon atoms also bonded to hydrogen atoms are called alkanes (or saturated hydrocarbons).

Detailed explanation-2: -All four valencies of each carbon atom of the alkane molecule are bonded with either hydrogen atoms, carbon atoms or both by single covalent bonds, indicating that each carbon skeleton of an alkane is fully saturated. Hence, alkanes are known as saturated hydrocarbons.

Detailed explanation-3: -Saturated hydrocarbons are hydrocarbons that contain only single bonds between carbon atoms. They are the simplest class of hydrocarbons. They are called saturated because each carbon atom is bonded to as many hydrogen atoms as possible. In other words, the carbon atoms are saturated with hydrogen.

Detailed explanation-4: -Alkanes are saturated hydrocarbons. This means that contain only carbon and hydrogen atoms bonded by single bonds only. The general formula for an alkane is CnH2n+2. In this formula, n, is the number of carbon atoms in the molecule.

Detailed explanation-5: -Alkanes are also called saturates or saturated hydrocarbons. The carbon atoms that make up the carbon backbone are linked together to form a chain (linear or branched alkanes), a circle (cyclic alkenes), or a mixture of both.

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