Top answers

Chemistry
GCSE

Use the structure of sodium chloride to explain why it has a high melting point. (2 marks)

There are strong electrostatic forces of attraction between oppositely charged ions within sodium chlorides giant lattice. The strong electrostatic forces must be broken in order ...

EC
Answered by Evie C. Chemistry tutor
7910 Views

Draw a dot and cross diagram to show the bond present in Sodium Chloride (NaCl). State what type of bonding this is and the type of structure this compound forms.

[draw diagram on the whiteboard]Atoms are most stable when they have the maximum amount of electrons in their outer shell (usually 8)Na is a metal in Group I of the periodic table so it has 1 electron in ...

PB
Answered by Philip B. Chemistry tutor
7416 Views

What does a reaction between acid and base give?

Acid + Base = Salt + Water

SP
Answered by Sophia P. Chemistry tutor
2250 Views

What is the difference between and exothermic and endothermic reaction and how can you tell the difference?

An exothermic reaction is a reaction which transfers enerygy to its surroudings.And endothermic reaction is one that absorbs energy from its surroundings.An exothermic reaction will make its environment w...

KH
Answered by Kawthar H. Chemistry tutor
2380 Views

Explain what is meant by dynamic equilibrium. (2)

The forward reaction and the backward reaction occur at the same time (1) and at the same rate (1).

NM
Answered by Nancy M. Chemistry tutor
2162 Views

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