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 is it dangerous to have a coal fire burning with doors and windows closed ?

2 7430

Why does a diamond cut glass?

2 7160

Why is the sea water saline ?

9 19942

Why it is advised to boil water before drinking ?

1 5640

Why is the percentage of oxygen today the same as it was thousands years ago, even though the whole world inhals it?

1 5364

Why would we all suffocate, if all the green plants were killed ?

1 4850

Why are substances like caustic soda and calcium chloride called hygroscopic substances ?

2 6400

Why is sodium preserved in kerosene oil ?

3 17064

Why is a newly made quit warmer than an old one ?

1 4582

What causes smoke to curl up into the air ?

1 5915

Why does a dog hang out his tongue, when it is hot ?

2 6320

Why dies thermos flask keep a hot liquid hot and a cold liquid cold ?

College School Exams Tests,

1 5021

Why does oil thrown on rough sea make it calmer ?

1 4979

Why is heat more oppressive on a damp hot day ?

1 4283

Why is dew formed more readily on clear nights than on cloudy ones ?

1 5307

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Un-Answered Questions { General Chemistry }

What is edta?

1034

How are pka and strength of a weak acid related?

994

What is iron ore consists of?

1018

Acid value definition is number milligrams of koh required to nuetralise the acid present in one gram oil & fats but why not use naoh for nuetralisation?

1111

Explain substituted hydrocarbon?

1013

Explain extraction of ephedrine from a mineral block?

1019

What is fluidity of a liquid?

1051

What is polar hcl?

1050

Which wavelengths are visible to human eye?

1188

Why is ammonium hydroxide added to the brass solution?

1250

Why is glass electrode called an ion selective electrode?

978

What is modern definition(iupac) of ph?

1196

why is acetic acid less conductive than hcl?

1120

Why is the indicator eriochrome black(ebt) shows wine red color at the beginning and blue color at the end?

1409

Explain the term aliquot and diluent?

1289

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