Bab 5: Kimia Konsumer & Industri (T5) Flashcards

1
Q

Kesan sampingan Merkuri:

A
  • Kulit merengsa
  • Kerosakan buah pinggang & sistem saraf
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2
Q

Kesan sampingan Hidrokuinon:

A
  • Kulit menjadi hipersensitif & pigmentasi berkurang
  • Pendedahan kulit kepada sinar UV
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3
Q

Kesan sampingan Bethamethasone Valerate:

A
  • Kulit merengsa
  • Perubahan pigmentasi kulit
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4
Q

Kesan sampingan Tretonoin:

A
  • Kulit kemerahan & mengelupas
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5
Q

Maksud nanosains:

A

Kajian pengolahan bahan2 pada skala nano (1-100 nm)

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6
Q

Maksud nanoteknologi:

A

Pembangunan bahan/peranti dgn memanfaatkan ciri2 zarah nano

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7
Q

3 Contoh kegunaan nanoteknologi:

A
  • Semikunduktor/elektronik
  • Tenaga/elektrik
  • Teksil
  • Perubatan
  • Pertanian
  • Makanan
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8
Q

3 Contoh sifat fizik grafen:

A
  • Kuat & keras
  • Lutsinar
  • Kenyal
  • Pengalir haba/elektrik baik
  • Rintangan elektrik rendah
  • Bersifat x telap
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9
Q

Sifat kimia grafen:

A

Alotrop karbon yg paling reaktif

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10
Q

3 Contoh kegunaan grafen:

A
  • Elektronik
  • Sensor
  • Bioperubatan
  • Polimer/komposit
  • Membran
  • Tenaga
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11
Q

3 Contoh kegunaan teknologi hijau:

A
  • Bekalan tenaga
  • Pengangkutan
  • Bangunan
  • Pengurusan sisa & air sisa
  • Pertanian/perhutanan
  • Industri`
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12
Q
A
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