Question # 1

Aluminium oxide is

Choose an answer

Acidic oxide

Baric oxide

Amphoteric oxide

None of these

Aluminum oxide is

Choose an answer

acidic oxide

basic oxide

amphoteric oxide

none of these

Boric acid is used as eye wash due to its

Choose an answer

Weakly acidic property

Antiseptic nature

Antibiotic nature

Weakly basic properties

Which element form an ion with charge +3

Choose an answer

Beryllium

Aluminum

Carbon

Sillicon

The chief of aluminum is

Choose an answer

Na₃AlF₆

Al₂O₃.2H₂O

Al₂O₃

Al₂O₃.H₂O

Which is not used of Borax

Choose an answer

Softening of water

As medicine for washing eyes

As flux in metallurgical operations

To make quartz

Which of the following elements is not present abundantly in earth's crust

Choose an answer

Silicon

Aluminium

Sodium

Oxygen

Which substance is water repellant and used in ceramic insulators.

Choose an answer

Asbestos

Lead compounds

Silicon carbide

silicones

Al reacts with caustic soda to form

Choose an answer

Sodium aluminates

Aluminium hydroxide

Aluminium oxide

sodium tetra aluminate

--------------- element forms an ion with charge 3⁺

Choose an answer

Beryllium

Aluminium

Carbon

Silicon

Which element forms on ion wiht charge 3+

Choose an answer

Beryllium

Aluminium

Carbon

silicon

Which one of the following elements exhibits s-inert pair effect.

Choose an answer

B

Al

Pb

Sc

Which one of the followings is not ore of aluminium

Choose an answer

Coruridum

Bauxite

Colemanite

Kaolin

Kaolin is a mineral of

Choose an answer

Carbon

Magnesium

Silicon

Aluminium

Which element burns in nitrogen atmosphere to form nitride.

Choose an answer

Mg

Al

Both a and b

None of these

Aluminium is used for making petrol and milk storage tanks because it is

Choose an answer

Conductor

Non magnetic

Excellent reflected

Corrosion resistant

Corundum is

Choose an answer

Al2O3

Na2AlF6

Quartz

Calcium

Which of the following elements is not present abundantly in earth's crust.

Choose an answer

Silicon

Aluminium

Sodium

Oxygen

More Classes

Other Links

Chemistry Fsc Part 2 Chapter 3 Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer