CHEMISTRY ONLINE 12

1 / 10

Boron nitride (BN) is isoelectronic and isostructural with —

Graphite

Diamond

SiC

CO₂

2 / 10

Which of the following compounds is used as an antiseptic?

AlCl₃

H₃BO₃ (Boric Acid)

BF₃

B₂H₆

3 / 10

Aluminium is extracted from bauxite by —

Hall–Héroult process

Bessemer process

Mond process

Cyanide process

4 / 10

The reaction of B₂H₆ + NH₃ leads to formation of —

Boron nitride

Diborane complex

Boric acid

Borazine

5 / 10

The strongest Lewis acid among the following is —

BI₃

BF₃

BCl₃

BBr₃

6 / 10

Boron forms only covalent compounds because —

It is a non-metal

It has a small size and high ionization enthalpy

It forms stable ions

It has vacant d-orbitals

7 / 10

Which of the following is the most reactive metal in Group 13?

Tl

B

Al

Ga

8 / 10

Which of the following is amphoteric?

B₂O₃

Ga₂O₃

Al₂O₃

Tl₂O₃

9 / 10

Boron shows behavior similar to —

Silicon

Carbon

Nitrogen

Gallium

10 / 10

Which of the following is not a Group 13 element

Al

Ge

B

Tl

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CHEMISTRY ONLINE TEST 12

Chemistry online test 12 for NEET EAPCET JEE EXAMS

About Saheb Shaik

Chemistry online test 12 for NEET EAPCET JEE EXAMS

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About Saheb Shaik