The principle of column chromatography is based on th ability
of the constituents to

Ammonium chloride can be separated from its mixture with
common salt by

The ability of carbon to form long chains is referred to as

The industrial preparation of hydrogen gas from water gas is
referred to as

The colour of litmus in an alkaline medium is

The compounds CH CH CHO and CH COCH can be
distinguished from each other using

Which of the following statements is true about 2-
methylpropane and butane

The process that requires the use of hardwater in its operation
is

What is the concentration of a solution containing 2g of NaOH
in 100cm3 of solution?
[Na=23, O=16, H=1]

The radioisotope used in industrial radiography for the rapid
checking of faults in welds and casting is

The compound produced when sodium peroxide is heated with
excess sodium is

The pollutant that contributes to the depletion of the ozone
layer is

Which of the following properties is not peculiar to matter?

Cast iron is used in making

Which of the following compounds is used as a gaseous fuel?

The product formed when propanol is heated over a copper
catalyst in the absence of oxygen are

Alkanols have the general molecular formula

Which of the following is not an alkali?

Which of the following statements is correct about the periodic
table?

The metal whose ore can be concentrated by passing it
through a magnetic separator is

An example of an acidic oxide is

What volume of 0.5 MH2 SO4 will exactly neutralize 20cm3 of
0.1 MNaOH Solution?

Diamond cannot be used

Ethanol is soluble in water due to the presence of a

The drying agent suitable for drying ammonia is

The arrangement of particles in crystal lattices can be studied
using

In the extraction of iron, the waste gas from the furnace is a
mixture of

In a neutralization reaction involving HCI and NaOH using
litmus as indicator, the colour at the end point is

An example of a solid emulsion is

An isotope has an atomic number of 15 and a mass number of
31. The number of proton it contains is

The gas that is used for the treatment of cancer is

A chemical reaction in which the hydration energy is greater
than the lattice energy is referred to as

The compound above exhibits

In the diagram above, X is the

In an electrochemical cell, polarization is caused by

The condition required for corrosion to take place is the
presence of

The enzyme used in the hydrolysis of starch to dextrin and
maltose is

In the laboratory preparation of chlorine from concentrated
hydrochloric acid in the presence of potassuim
tetraoxomanganate(VII) the produced is dried by passing it
through

The monomer of nylon is