QuestionKart - Questions

cds- Question :

Sodium thiosulfate solution is used in photography to

A :

Remove reduced silver

B :

Reduce silver bromide(AgBr) grain to silver

C :

Remove undecomposed AgBr as a soluble silver thiosulfate complex

D :

convert the metallic silver to silver salt

cds- Question :

Which one among the following fuels is used in gas welding?

A :

LPG

B :

Ethylene

C :

Methane

D :

Acetylene

cds- Question :

Which one among the following metals is prominently used in mobile phone batteries ?

A :

Copper

B :

Zinc

C :

Nickel

D :

Lithium

cds- Question :

Sodium metal should be stored in

A :

Aleohol

B :

Kerosene oil

C :

Water

D :

Hydrochloric acid

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