Question # 1

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

Which one of the following is not use of chlorine.

Choose an answer

Formation PVC

Formation of mustard gas

Disinfectant and bleaching agent

Formation of sodium chloride

When CO₂is made to react with ethyl magnesium iodide, followed by acid hydrolysis, the product formed is

Choose an answer

propane

propanoic acid

propanal

propanol

Paraldehyde is used as a

Choose an answer

Medicine

Poison

Polymer

Dye

Nylon 6,6 is obtained by the reaction of hexamethylene diamine with

Choose an answer

Acetic acid

Adipic acid

Viny chloride

Acetyl chloride

Which substance is used ot bleach the pulp.

Choose an answer

Na2SO3

NaCl

NaClO

NaOH

Which one of the following species is not an electrophile.

Choose an answer

HN3

Br

H+

BF3

Plastics are pollution problem because many plastics

Choose an answer

are made from petroleum

are very inflammable

burn to produce toxic fumes

decompose to produce toxic products

Bleaching powder may be produced by passing chlorine over

Choose an answer

calcium carbonate

hydrated calcium sulphate

calcium hydroxide

magnesium hydroxide

Which is not an ore of iron

Choose an answer

haematite

Magnetite

limonite

Cassiterite

Aluminium is used for making petrol and milk storage tanks because it is

Choose an answer

Conductor

Non magnetic

Excellent reflected

Corrosion resistant

In unimolecular reactions, the reaction completes in

Choose an answer

_{One step}

Two steps

Three steps

None of these

In water the concentration of dissolved O₂should be

Choose an answer

1-3 ppm

2-4 ppm

4-8 ppm

8-12 ppm

Which one is an incomplete period

Choose an answer

4th

5th

6th

7th

The nature of lysine amino acid is

Choose an answer

Acidic

Basic

Amphoteric

Natural

Point out the element which forms super oxide

Choose an answer

Li

Na

K

C

Which compound will have the maximum repulsion with water

Choose an answer

C₆H₆

C₂H₅OH

C₃H₇OH

CH₃OCH₃

Which one of the following elements has the same oxidation number in all its known compounds.

Choose an answer

Beryllium

Nitrogen

Sulphur

Chorine

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