Question # 1

The reaction between Cu and conc. H2SO4 produces

Choose an answer

SO3

SO2

H2

Cu + ions

Which substance is used to lower the melting point of NaCl in Down's cell

Choose an answer

CaCO3

CaCl2

MgSO4

AlCl3

Which substance is water repellant and used in ceramic insulators.

Choose an answer

Asbestos

Lead compounds

Silicon carbide

silicones

Which group when attached with benzene increases electron density of ring.

Choose an answer

-COOH

-NO

-CHO

-CH3

Which one of the following elements burns in air to form an oxide which, when shaken with water, give sa solution with a pH greater than 7.

Choose an answer

Carbon

Magnesium

sulphur

Hydrogen

Which carbohydrate can be used for silvering of mirror.

Choose an answer

Glucose

Fructose

Maltose

All

Pulp is washed to remove lignin from it. Due to the presence of lignin in pulp paper becomes.

Choose an answer

Soft

Brittle

Acidic

Colourless

Which raw material is used for manufacture eof HNO3 by Birkland eyed process

Choose an answer

NH3 and CO2

Air

Air and gypsum

Lime stone and urea

Phenol when distilled with zinc dust gives.

Choose an answer

Toluene

Benzaldehyde

Benzoic acid

Benzene

Which substance is used in photography

Choose an answer

AgCl

AgBr

AgI

Ag3PO4

Ethyne on oxidation with strong alkaline KMnO4 changes to

Choose an answer

Ethyl alcohol

Acetaldehyde

Vinyl alcohol

Glyoxal

Which reaction is disproportionate reaction

Choose an answer

Aldol Condensation

Cannizzaros's reaction

Haloform reactions

Acid Catalyzed reactions

The composition mixture of clay and lime stone in the raw material.

Choose an answer

75% lime stone and 25% clay

25% lime stone and 75% clay

15% lime stone and 55% clay

55% lime stone and 15% clay

Isopropyl alcohol on oxidation gives

Choose an answer

Acetaldehyde

Acetone

Ether

Propene

Dennturing of protein is

Choose an answer

Hydrolysis of protein

Unfolding of protein

Three dimensional twisting and folding of peptide chain

Developing hydrogen bonding in peptide chain

Oxime is an addition product obtained when aldehydes react with.

Choose an answer

HCN

NH2OH

Phenyl hydrazine

H2O

The oxidation of NO in air produces

Choose an answer

N₂O₃

NO₂

N₂O₃

N₂O₄

Oxides of alkaline earth metal are

Choose an answer

Acidic

Basic

Neutral

Amphoteric

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