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2 Bonding 2

暂无描述。系统推荐的高质量记忆内容，适合每天坚持背诵学习。

卡片总数: 24 张•内容版本: v3•公开卡包•更新时间: 8/1/2026

卡片预览 (24 张)

#1
正面 (问题)

State the melting points of ionic substances

背面 (解答)

High

#2
正面 (问题)

Explain why ionic substances have high melting points.

背面 (解答)

Strong bonds between oppositely charged ions are hard to break

#3
正面 (问题)

Will NaCl(s) conduct electricity?

背面 (解答)

No

#4
正面 (问题)

Will NaCl (aq) conduct electricity?

背面 (解答)

Yes (aq stands for aqueous which means it is dissolved in water)

#5
正面 (问题)

Will NaCl (l) conduct electricity?

背面 (解答)

Yes

#6
正面 (问题)

What does molten mean?

背面 (解答)

Melted

#7
正面 (问题)

Explain why ionic compounds do not conduct electricity when solid

背面 (解答)

Because the ions are not free to move

#8
正面 (问题)

Explain why ionic compounds conduct electricity in solution

背面 (解答)

Because the ions are free to move

#9
正面 (问题)

Explain why ionic compounds conduct electricity when molten

背面 (解答)

Because the ions are free to move

#10
正面 (问题)

What does soluble mean?

背面 (解答)

Dissolves in water

#11
正面 (问题)

What does insoluble mean?

背面 (解答)

Does not dissolve in water

#12
正面 (问题)

Magnesium carbonate is insoluble. What do you need to do before it will conduct electricity?

背面 (解答)

Melt it

#13
正面 (问题)

Sodium fluoride is soluble. Explain what the easiest way for it to conduct electricity is

背面 (解答)

Dissolve it in water because this does not require high temperatures

#14
正面 (问题)

Explain why chlorine and fluorine form covalent bonds

背面 (解答)

They are both non-metals

#15
正面 (问题)

Complete the sentence: In covalent bonds, electrons are _______________________

背面 (解答)

Shared

#16
正面 (问题)

In ionic bonds, electrons are ___________________

背面 (解答)

Transferred

#17
正面 (问题)

What is the name given to the structure of diamond, graphite and silicon dioxide?

背面 (解答)

Giant covalent

#18
正面 (问题)

How many bonds does each carbon have in diamond?

背面 (解答)

4

#19
正面 (问题)

Explain why diamond has a high melting point

背面 (解答)

Giant structure, Strong covalent bonds between the atoms, requires a lot of energy to break

#20
正面 (问题)

Explain why most giant covalent substances do not conduct electricity (3 marks)

背面 (解答)

There are no electrons/ions/charged particles that are free to move

#21
正面 (问题)

Explain why graphite conducts electricity

背面 (解答)

Has delocalised electrons between the layers that can move through the graphite

#22
正面 (问题)

Explain why graphite can act as a lubricant

背面 (解答)

Weak forces between layers which are free to slide over each other

#23
正面 (问题)

What is graphene?

背面 (解答)

One layer of graphite

#24
正面 (问题)

What is a fullerene?

背面 (解答)

Substance made of carbon atoms arranged in a cage