Chemistry Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

General Chemistry (478)
Chemistry AllOther (190)

Chemistry Interview Questions

Questions Answers Views Company eMail

Why does the electric fan cool more efficiently in May than it cools in September?

1 3909

Why ate the electric fuses used in an electric current ?

1 3926

Why is Davy Lamp called a Safety Lamp ?

1 3965

Why does a match-stick burn, when struck against the match-box surface

3 10554

Why are silver tea pots made with the handles of ebony ?

1 3554

Why does a pond of clear water appear less deep than it really is?

1 7208

Why are the bright circles of light seem under the trees, when the sun shines?

1 3931

Why is the total eclipse of the earth a rare phenomenon ?

1 3528

Why are leaves of trees green ?

2 4363

Why does a rose appear black when the light of any other colour except red is made to fall on it ?

1 3896

Why does a white paper appear white, when light is not to fall on it ?

1 3808

Why is alum added to purify water ?

2 8822

Why does milk turn sour ?

3 13401

Which expands to the greatest, when heated : silids, liquids or gases ?

1 3525

What is an alloy ?

3 5234

Un-Answered Questions { Chemistry }

How to caluclate %w/v& %w/w ple give examples solids&liquids 10%NAOH W/W 10%W/V- 20%HCL W/W &W/V

2467

pls send me the solved paper of health & malaria inspector to santoshmaurya.087@radiffmail.com

2871

how require to select dissolution media? what is discrimination?

765

What is the diference between residual solvents and organic volatile matter

1991

What is weak acid?

928

Why ph scale range is 14?

1062

Explain the function of a monosaccharide?

1004

how can give the expiry period and restadardisation of volumetric solution

2554

What is column in chromatography?

2198

is it necessary to do HPLC calibration at wavelength 315nm if we are doing analysis at this wavelangth

2127

What is the organic structure of cetearyl alcohol?

1070

If combination product how require to identify which imp is of which api?

800

why we use Dichlorobenzene.nitrobezine.t-butyldi sulhate.for calibration of gc Head space

2229

What is viscosity-coefficient of a liquid?

1378

For water content determination, if the material is insoluble in methnaol and ethylene glycol mono methyl ether, what other diluent can we use.

1969

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