Isomerism

Propene has 2 isomers
Propene mempunyai 2 isomer

• Betul/Correct
• Salah/Wrong

A double bond in butene molecule was changed the position from C1 to C2. The new structure formed is an isomer
Ikatan ganda dua pada molekul butana diubah dari C1 ke C2. struktur baru yang terhasil ialah isomer

• Betul/Correct
• Salah/Wrong

Which of the following is the isomer of propene?
Manakah antara berikut ialah isomer bagi propena?

• 1-propene
• 2-propene
• methyl etene
• none above/tiada diatas

Isomer of butene are 1-butene, 2-butene and ...
isomer bagi butena ialah 1-butena, 2-butena dan ....

• 3-butene
• 4-butene
• 2-methyl propene
• 2-methyl-2-propene

Pentene has .............. isomers
pentena mempunyai ........ isomer

• 3
• 4
• 5
• 6

The molecular formula C₅H₁₂ contains how many isomeric alkanes?

• 1

• 2

• 3

• 4

Which of the following are isomers of butene ?

• I, III

• II, IV

• I,II, III

• I, II, IV

What is the definition of isomerism ?

• Isomerism is a phenomenon whereby two or more atoms are found to have the same molecular formula but different structural formula

• Isomerism is a phenomenon whereby two or more molecules are found to have the same molecular formula but different structural formula

• Isomerism are molecules that have the same chemical properties and physical properties

• Isomerism are atoms that have the same chemical properties and physical properties