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Biblioteka

8Fe Chemical trends beta

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Posljednje ažuriranje 9 months ago
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Pitanje 1
1.

Match the alkali metal with its corresponding reactivity with water.

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

Lithium

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Very high

Sodium

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Moderate

Potassium

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High

Pitanje 2
2.

Match the alkali metal with its corresponding melting point.

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

Potassium

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97.72 °C

Lithium

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63.38 °C

Sodium

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180.5 °C

Pitanje 3
3.

Which alkali metal is the most reactive?

Pitanje 4
4.

Alkali metals become more reactive as you move...

Pitanje 5
5.

The reactivity of alkali metals with water...

Pitanje 6
6.

What oxide is formed when magnesium reacts with oxygen?

Pitanje 7
7.

When aluminum combines with oxygen, what is the resulting oxide called?

Pitanje 8
8.

What is the product of the reaction between sulfur and oxygen?

Pitanje 9
9.

Which oxide is produced when carbon reacts with oxygen?

Pitanje 10
10.

Metal oxides are formed when metals react with oxygen.

Pitanje 11
11.

Oxides are compounds that contain only one oxygen atom.