bab 3 Flashcards

1
Q

maksud formula kimia

A

menunjukkan bilangan sebenar atom2 bagi setiap unsur di dlm molekul suatu sebatian

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2
Q

maksud formula empirik

A

formula kimia yg menunjukkan nisbah mol teringkas bagi bilangan atom setiap unsur dlm suatu molekul sebatian

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3
Q

unsur

A

suatu bahan yg terdiri drpd satu jenis atom sahaja

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4
Q

kation (12)

A

natrium, kalium, aluminium, zink, magnesium, ferum(ii), ferum (iii) kuprum(ii), kalsium, argentum, plumbum dan ammonium

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5
Q

anion (12)

A

oksida, klorida, bromida, iodida, hidroksida, karbonat, nitrat, sulfat, fosfat, manganat(vii), tiosulfat, dikromat(vi)

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6
Q

ion natrium

A

Na^+

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7
Q

ion kalium

A

k^+

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8
Q

aluminium

A

Al^3

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9
Q

zink

A

zn^2

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10
Q

Magnesium

A

Mg^2

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11
Q

ferum(ii)

A

Fe^2

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12
Q

ferum (iii)

A

Fe^3

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13
Q

kuprum(ii)

A

Cu^2

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14
Q

Kalsium

A

Ca^2

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15
Q

argentum

A

Ag^+

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16
Q

plumbum

A

Pb^2

17
Q

ammonium

A

NH4^+

18
Q

oksida

A

O^2

19
Q

klorida

A

Cl^-

20
Q

bromida

A

Br^-

21
Q

iodida

A

I^-

22
Q

hidroksida

A

OH^-

23
Q

karbonat

A

CO3^2

24
Q

nitrat

A

NO3^-

25
Q

sulfat

A

SO4^2

26
Q

fosfat

A

PO4^3

27
Q

maganat (VII)

A

MnO4^-

28
Q

tiosulfat

A

S2O3^2

29
Q

dikromat (VI)

A

Cr2O7^2