List of top Chemistry Questions

Measuring Zeta potential is useful in determiningwhich property of colloidal solution ?

Which of the following amine will give the carbylamine test ?

Paper chromatography is an example of :

Elimination reaction of 2-Bromo pentane to form pent-2-ene is :

The following metal ion activates many enzymes, participates in the oxidation of glucose to produce ATP and with Na, is responsible for the transmission of nerve signals.

Identify the incorrect match.

Name		IUPAC Official Name
A	Unnilunium	I	Mendelevium
B	Unniltrium	II	Lawrencium
C	Unnilhexium	III	Seaborgium
D	Unununnium	IV	Darmstadtium

Identify the incorrect statement.

Match the following and identify the correct option

A	\(CO(g)+H_2 (g)\)	I	\(Mg(HCO_3 )_2+ Ca(HCO_3 )_2\)
B	Temporary hardness of water	II	An electron deficient hydride
C	\(B_2H_6\)	III	Synthesis gas
D	\(H_2O_2\)	IV	Non-planar structure

For the reaction, \(2Cl(g) → Cl_2 (g)\), the correct option is :

The freezing point depression constant (\(K_f \)) of benzene is \(5.12 K\ kg\ mol^{−1}\). The freezing point depression for the solution of molality \(0.078\ m\) containing a non-electrolyte solute in benzene is (rounded off upto two decimal places) :

A, B and C are three biomolecules. The results of the tests performed on them are given below :

	Molisch's lest	Barfoed Test	Biuret Test
A	Positive	Negative	Negativde
B	Positive	Positive	Negative
C	Negative	Negative	Positive

A, B and C are respectively :

The element having highest electronegativity is

In a given shell, the orbital which has more penetration power towards the nucleus is

The number of bond pairs and lone pairs of electrons in H₂O molecule are

The distance between two adjacent layers in Graphite

The colour of phenolphthalein indicator in NaOH solution is

Which of the following metals liberates hydrogen gas when reacted with dil. HCl?

The functional group in aldehyde is

Which of the following is saturated hydrocarbon?

The formula of chloroform is

The nature of non-metallic oxides is generally

The IUPAC name of \(CH_3-CH_2-CH=CH_2\) is

Which of the following equations is not balanced?

1 nanometer is equal to

The correct order of reactivity of metals.