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CHEMISTRY

Chemistry
An inert gas mixed with oxygen given to patients suffering from restricted breathing is

Helium
Krypton
Radon
Argon

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Chemistry
Which of the following elements is obtained from sea weeds ?

Sulphur
Vanadium
Argon
Iodine

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Chemistry
Silica gel is a

Moisturizer
Drying agent
Flavouring agent
Delicious food

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Chemistry
Silicon is a

Insulator
Semiconductor
Nonconductor
Conductor

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Chemistry
Silicon is used in

Transistors
Semiconductors
Solar energy devices
All of these

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