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Science > Ionic Bonding > Flashcards

Ionic Bonding Flashcards

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0
Q

Ion- hydroxide valency

A

OH 1-

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1
Q

Ion- ammonium valency

A

1+
NH
4

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2
Q

Ion- nitrate valency

A

1-
NO
3

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3
Q

Ion- sulphate valency

A

2-
SO
4

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4
Q

Ion- phosphate valency

A

3-
PO
4

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5
Q

Compound

Sodium chloride

A

NaCl

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6
Q

Compound

Calcium hydroxide

A

CaCl

2

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7
Q

Compound

Sodium hydroxide

A

NaOH

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8
Q

Compound

Hydrochloric acid

A

HCL

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9
Q

Compound

Sulphuric acid

A

H SO

2 4

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10
Q

Compound

Potassium sulphate

A

K SO

2 4

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11
Q

Compound

Sodium phosphate

A

Na PO

3 4

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12
Q

Compound

Ammonium chloride

A

NH Cl

4

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13
Q

Compound

Copper hydroxide

A

Cu (OH)

2

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14
Q

Compound

Calcium phosphate

A

Ca (PO )

3 4 2

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15
Q

An element with an electronic configuration 2,8,5 has an atomic number of what?

A

15

16
Q

The electron configuration of calcium is?

A

2,8,8,2

17
Q

When calcium forms ions they are:

A

Cations with a charge of +2

18
Q

If sodium and oxygen react together to form sodium oxide the correct of this compound is? :

A

Na O

2

19
Q

What is the correct ion of fluorine:

A

F-

20
Q

How many electrons are needed in the valence shell of most atoms to be chemically stable?

A

8

21
Q

What is the charge of the ion formed by atoms in group15 of the periodic table?

A

-3

22
Q

What is the ion for sulphur?

A

2-

S

23
Q

Define ion:

A

Formed when atoms lose or gain electrons

24
Q

Define cation:

A

An atom that has lost one or more electrons

25
Q

Define anion:

A

An atom that has gained one or more electrons

26
Q

Define isotope:

A

An atom with the same atomic number but different mass number

27
Q

Define alpha particle:

A

Two protons and two neutrons bound together

28
Q

Define gamma radiation:

A

Electromagnetic radiation of very high frequency

29
Q

Define beta particle:

A

Particles the same size and mass of electrons.

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