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Chemistry

Chemistry
In which of the following substances all carbon atoms are quaternary in nature ?

Teflon
Graphite
Napthalene
Diamond

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Chemistry
Epsom salt is used

In paper industry
As purgative
In softening water
In making tooth paste

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Chemistry
Zone refining is used for the purification of

Au
Ag
Ge
Cu

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Chemistry
Aluminium chloride is

Arrhenius Acid
Lewis Base
Lewis Acid
Bronsted Lowry Acid

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Chemistry
When cathode rays strike a target of high atomic weight, they give rise to

Positive rays
X-rays
? and ? rays
?-rays

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Chemistry
Sour milk contains

Tartaric acid
Lactic acid
Acetic acid
Citric acid

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