List of top Chemistry Questions

Which among the following is an example of amorphous solid?
Which of the following is reacted with benzaldehyde to obtain 1-phenylethanol?
Which of the following alcohols is least soluble in water?
What is the highest oxidation state exhibited by any transition element among all?
\[ If 2\,\text{kJ of heat is released from the system and } 6\,\text{kJ of work is done on the system,} \] what is the enthalpy change of the system?
Which of the following is the formula of BHA?
Which coordinate compound from the following has a net negative charge on the complex ion?
Which of the following is a tricarboxylic acid?
Benzene diazonium chloride on reaction with ethanol forms
Find the empirical formula of an organic compound if it contains
\[ 18.6%\,\mathrm{C},\ 1.55%\,\mathrm{H},\ 55.04%\,\mathrm{Cl} (atomic masses: C = 12, H = 1, Cl = 35.5, O = 16). \]
Relative lowering in vapour pressure of a solution containing non-volatile solute is the ratio of
Which of the following is an ionic compound?
Which among the following polymers belongs to the class of thermoplastic polymers?
Which of the following is used as disinfectant as well as antiseptic?
What is the coordination number of a cation in an ionic compound if the type of hole occupied by the cation is octahedral?
At what temperature does the volume of a gas become absolutely zero?
Which class of terpenes includes \(\beta\)-carotene?
Which among the following is NOT obtained when bromobenzene is treated with bromoethane and sodium in presence of dry ether?
What is the highest oxidation state exhibited by actinoids?
What is the oxidation state and coordination number of platinum respectively in
\[ \left[\mathrm{Pt(NH_3)_6}\right]^{4+}\,? \]
Which catalyst is used in conversion of chlorobenzene to phenol by Rasching process?
What is the oxidation state of chlorine atom in hypochlorous acid?
What is the difference in molar mass of any two neighbouring alkanes?
Identify the monomers used in preparation of Novolac.
Which among the following elements has the lowest value of electronegativity?