Question # 1

Tasteless sugars are:

Choose an answer

monosaccharides

trisaccharides

oligo saccharides

poly saccharides

Ethanoic acid reacts with all of these to produce water except

Choose an answer

Ethanol

Sodium

Caustic soda

Sodium hydrogen carbonate

In the body, carbohydrates are broken down into

Choose an answer

Glucose

Fatty acids

Amino acids

Nucleic acid

The elements like N,P,K added into the large amount in soil are called:

Choose an answer

Basic elements

Additives

Macronutrients

Micronutrients

In cyclic structure of glucose when the position of atoms on Carbon 1 is altered one isomer changes to other. These isomers of glucose are called

Choose an answer

Annomers

Position isomers

Meta-mess

Cis-trans isomers

solubility of carboxylic acids decreases in water with increase in molar mass because

Choose an answer

Bigger molecules are more polar

bigger molecules have bigger non-polar groups

bigger molecules make more hydrogen bonds

bigger molecules can form lesser hydrogen bonds/molecule

At constant temperature, volume of given mass of gas in inversely proportional to pressure on it. This statement is according to:

Choose an answer

Hook's law

Graham's law

Bolye's law

Charle's law

In Case of elements the polymorphism is called

Choose an answer

Isotopic form

Allotropy

Isomorphism

Crystalline forms

Which of the following is not the application of plasma

Choose an answer

Fluorescent light bulb

Removal of hazardous chemical

Neon signs

Corrosion effective

Nucleic acid fist descovered in

Choose an answer

1868

1869

1900

1905

which one pair has the same oxidation state of-Fe?

Choose an answer

FeSO4 and FeCl4

FeCl4and FeCl3

FeSO4 and FeCl2

Fe2(SO4)3 and FeSO4

Crystalline form of sulphur stable at room temperature is

Choose an answer

Rhombic sulphur

Monoclinic sulphur

Plastic sulphur

Prismatic sulphur

Aldehyde and small methyl ketones form crystalline ______ ppts with saturated sodium bisulphate solution

Choose an answer

White

Red

Yellow

None of these

In carboxyl group the bond between C and oxygen is:

Choose an answer

Sigma bond

Single bond

Double Bond

Triple bond

Choose an answer

The value of K_pfalls with rise in temperature

The value of K_pfalls with increasing pressure

Addition of V₂O₅catalyst increase the concentration of SO₃

The value of K_pis equal to K_c

Ethylene decolorizes cold dilute solution of KMnO₄. This test is known as

Choose an answer

Colouration test

Baeyer's test

Silver mirror test

Ring test

Choose an answer

-778.9 KJ

788.0 KJ

-1.9 KJ

+1.9 KJ

X-ray work has shown that the diameters of atom are of the order of

Choose an answer

8 x 10^-10m

2 x 10^-10m

8 x 10^-8m

2 x 10^-8m

Plaster of pares is obtained by heating

Choose an answer

Gypsum

Epsom

Lime stone

Dolomite

Swage water is purified by

Choose an answer

Microorganisms

Light

Fishes

Aquatic plants

The fractions obtained from fractional distillation of petroleum are placed in increasing order of their boiling points. Which order is correct

Choose an answer

Natural gas, petroleum ether, gasoline kerosene

Petroleum ether, kerosene, natural gas, petroleum ether

Gasoline, kerosene, natural gas, petroleum ether

Kerosene, gasoline, petroleum ether, natural gas

Benzene was discovered by Michael Faraday's in

Choose an answer

1824

1825

1826

1827

More Classes

Other Links

Chemistry General Science Test Medium Mode 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

Choose an answer

Choose an answer

Choose an answer

Choose an answer