List of top Science Questions on Carbon and its Compounds asked in Bihar Board X

Why have detergents replaced soap ?
The main component of domestic gas (LPG) is
Which of the following is saturated hydrocarbon ?
IUPAC name of ethylene is
The valency of carbon in organic compounds is
How many isomers of butane are possible ?
The shape of methane molecule is
Which of the following is used as wine?
Which hydrocarbon is the simplest compound?
The hardest natural substance is:
How many crystalline allotropes of carbon are there?
The general formula of alkyne is:
Propane, with the molecular formula \( C_3H_8 \), has:
What is covalent bond? Give two examples of it.
Which one of the following is a covalent compound?
The molecular formula of ethane is \( C_2H_6 \). It has:
What is the chemical formula of ethyl alcohol?
The general formula of an alkene is:
How many structural isomers of pentane, having molecular formula \( C_5H_{12} \) are possible?
The functional group \( >CO \) is called:
The general formula of an alkene is:
How many structural isomers of pentane, having molecular formula C$_5$H$_{12$, are possible?}
The functional group \textbf{Functional group} \(\>\)CO is called:
Which one of the following is a covalent compound?
The commercial production of ethyl alcohol is done by which chemical process?