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Chemistry

Chemistry
The element with highest first ionisation energy is

Sodium
Helium
Lithium
Hydrogen

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Chemistry
Carborundum is another name of

Silicon carbide
Calcium carbide
Calcium oxide
Silicon oxide

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Chemistry
The metal compound commonly found in Sindhoor or Kumkum is based on

Lead
Copper
Tin
Zinc

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Chemistry
When a bond is formed between two atoms, the energy of the system will

Decrease
Remain the same
Increase
May increase or decrease

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Chemistry
Ozone consists of

Hydrogen and Carbon
Oxygen only
Oxygen and Nitrogen
Oxygen and Carbon

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Chemistry
The non-metal found in the liquid state is

Nitrogen
Fluorine
Bromine
Chlorine

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MORE MCQ ON Chemistry

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