Question # 1

The concept of atomic number was introduced by

Choose an answer

Alrazi

Mendeleeve

Moseley

Dobereiner

Grignard's reagent is reactive due to

Choose an answer

the presence of halogen atom

the presence of Mg atom

the polarity of C-Mg bond

none of the above

The reaction between Cu and conc. H2SO4 produces

Choose an answer

SO3

SO2

H2

Cu + ions

The thickness of ozone layer is.

Choose an answer

25 to 50 km

25 to 28 km

3 km only

1 km only

Which one of the following comp9ounds on hydrolysis will not produce a carboxylic acid.

Choose an answer

Alkyl halide

Alkyl Nitrite

Addition product of Grignard reagent and CO2

Ester boiled with sodium hydroxide

When benzaldehyde is converted to benzyl alcohol by reading with NaOH the reaction is known as.

Choose an answer

Cannizzaro reaction

Wurtz reaction

Wol;ficisthner reaction

Aldol reaction

What product are formed by the oxidative cleavage of 2-butene by alkaline KMnO4.

Choose an answer

Propionic acid and formic acid

Ethanoic acid only

Ethanal only

Water and ethanol

The basis of modern periodic table is

Choose an answer

Electron affinity

Atomic mass

Ionization Potential

Atomic number

The degree of unsaturation of fat is measured by

Choose an answer

Iodine number

Oxidation number

Reduction number

Saponification value

In group V-A elements the most electronegative elements is

Choose an answer

Sb

N

P

As

Which type of coal has greater percentage of carbon.

Choose an answer

Peat

Lignite

Bituminous

Anthracite

Synthetic rubber is made by polymerization of

Choose an answer

Vinylaecetate

Acetylene

Divinylacetylene

Chloroprene

The number of acidic hydrogen present in 1- Propyne is

Choose an answer

1

2

3

4

In which of following processes are small organic molecules made into macromolecules

Choose an answer

the cracking of petroleum fractions

the fractional distillation of crude oil

the polymerization of ethene

the hydrolysis of proteins

Mild steel contains carbon percentage

Choose an answer

0.1 - 0.2%

0.3 - 0.7%

0.7 - 1.5%

1.6 - 2.0%

Paraldehyde is polymer of.

Choose an answer

HCHO

CH3CHO

CH3COCH3

CH3CH2-CH2OH

Aluminium does not corrode because.

Choose an answer

It is a semi metal

It is a silver shining metal

It does not react with O2

It forms a protective layer of Al2O3

The yellowish colour in photochemical smog is due to the presence of.

Choose an answer

NO

NO2

SO2

CO2

More Classes

Other Links

Chemistry Fsc Part 2 Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer