SSC MTS EXAM

SSC

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the correct formula for aluminum sulfide?
A
Al3S2
B
Al2S
C
AlS2
D
Al2S3
Explanation: 

Detailed explanation-1: -Aluminium sulfide is a chemical compound with the formula Al2S3.

Detailed explanation-2: -The formula for aluminum sulfide is Al2 S3. Aluminum has three valence electrons and it gives up all three to form the aluminum ion Al+3. Sulfur has six valence electrons and gains two electrons to become S-2. Equal and opposite charges are required to form a neutral compound.

Detailed explanation-3: -Aluminum Sulfide is a chemical compound with the formula Al2S3. It is also called dialuminium trisulfide. It is an ionic compound of aluminum and sulfur.

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