List of top Chemistry Questions

Volume of oxygen required at STP for complete combustion of 1 mole of ethane.
The volume occupied by one gram of hydrogen gas at STP is
The number of bond pairs and lone pairs of electrons in H2O molecule are
The distance between two adjacent layers in Graphite
Which of the following metals liberates hydrogen gas when reacted with dil. HCl?
The IUPAC name of \(CH_3-CH_2-CH=CH_2\) is
The nature of non-metallic oxides is generally
The colour of phenolphthalein indicator in NaOH solution is
Which of the following equations is not balanced?
1 nanometer is equal to
The formula of chloroform is
In a given shell, the orbital which has more penetration power towards the nucleus is
Which of the following is saturated hydrocarbon?
The functional group in aldehyde is
The element having highest electronegativity is
In NH3, the bond angle is deviated from normal bond angle 109°28' is due to
Which one of the following is electron deficient molecule?
Which one of the following compounds is used as reagent in the preparation of "Chloroform"?
Which one of the following orbitals is possible?
Which of the following is an oxide ore?
The correct order of reactivity of metals.
Identify the Doberiner's triad which has alkali metals.
The maximum number of electrons that can be accommodated in the M-shell of an atom is
What is the chemical formula of hydronium ion?
In electrolytic refining of metals, the pure metal is taken as