List of top Chemistry Questions asked in JEECUP

The rate of homogeneous reaction is affected by:
The allotrope of carbon that is a good conductor of heat and electricity is:
Which of the following shows addition reaction?
The number of molecules involved in a molecular reaction is called:
In diamond, each carbon atom is bonded to four other carbon atoms forming a:
The main function of enzymes in organic reactions is to:
What is the chemical formula of rust?
Which element is always present in organic compounds?
What does pH value indicate in water?
Electronic configuration of copper can be represented as
The common name of 2-Butanone is
The number of molecules present in $2.8\,g$ of nitrogen is
The half life period of a radioactive element is $150$ days. After $600$ days $1\,g$ of the element will be reduced to
Which among the following pairs are not having same number of total electrons?

Which of the following is the most electronegative element? 

What is the common name of \(CH_3COOH\)? 

Which gas is liberated when an acid reacts with a metal? 

Which non-metal is liquid at room temperature? 

Which of these is a saturated hydrocarbon?

A gas undergoes an isothermal process at 300 K, and its volume increases from 2 L to 4 L. If the initial pressure is 2 atm, what is the work done by the gas? (R = 8.314 J/mol·K, assume 1 mole)
What is the IUPAC name of the compound CH₃-CH₂-CO-CH₃?
For the reaction N₂(g) + 3H₂(g) ⇌ 2NH₃(g), the equilibrium constant Kc is 0.5 at 400 K. If [N₂] = 0.1 M, [H₂] = 0.2 M, and [NH₃] = 0.05 M, what is the reaction quotient Qc?
Which of the following molecules has a trigonal planar molecular geometry?
IUPAC name of
H\(_3\)C - C = CH - CH\(_2\) - CH\(_3\) Cl
An organic compound contains carbon = 38.71%, Hydrogen = 9.67% and Oxygen. The empirical formula of the compound would be: