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

General Chemistry Interview Questions

Questions Answers Views Company eMail

Why do eye-glasses become fogged, when the wearer comes form the cold outdoors into a warm room ?

2 4199

Why has every parachute a hole in the centre ?

1 3898

Why is a halo formed round the moon, when the sky is clear ?

1 3830

Why does a pencil look cracked, when partly immersed in water ?

1 3809

Why are wires used to carry electricity ?

1 4469

Why are some wires covered with insulating materials ?

1 3903

Why does a ball bounce ?

1 4212

Why does the filament of an electric lamp glow, when current passes through it ?

Apple,

2 7177

Why and how is short-circuit caused ?

1 4253

Why do we hear thunder after seeing a flash of lightning ?

3 14199

Why can?t snowballs be made in very cold weather ?

3 14347

Why is it more efficient for a labourer to raise bricks up to a brick layer by the use of a rope and pully than by carrying them up a ladder ?

1 4159

Why does a piece of iron float on mercury, but sink in water ?

1 7865

A balloon constructed in Calcutta during July-August was found to show cracks at most wooden joints when received at Ferozepore in December. What is the probable cause ?

1 3314

Why is air removed from the electric lamps ?

1 3962

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Un-Answered Questions { General Chemistry }

Why USP put two methods for tapped density? When I should use each one?

3142

Why is starch indicator added towards the end point?

989

What is titration?

1113

can we Consider the Purity threshold and Purity angle in place of peak purity for the specificity test for method verification

1843

What is the unit of conductance?

1059

What are constituents of brass?

1219

What is the difference between volumetric solutions and test solutions

3199

Mention the formula to calculate ph of a solution?

1373

Why are the titration involving edta carried out slowly towards the end point?

1191

What is meant by ph of a solution?

1038

What are the products formed after cod analysis?

1335

describe the lewis dot structure of Mg2+?

11987

What is the role of stannous chloride?

1381

What general group of organic compounds are not oxidesied in the cod test?

1500

Why is acetic acid added?

1166

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