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Chemistry
GCSE

What does the percentage atom economy mean

It is the atomic mass of the desired product divided by the total atomic mass of all the products in the reaction, multiplied by 100

Answered by Tobias E. Chemistry tutor
1793 Views

Give the characteristics of a homolgous series.

A homologous series is a group of compounds that share the same functionl group. Members of the same series have similar chemical properties and show a gradation in physical properties. E...

Answered by Jessica W. Chemistry tutor
1886 Views

Explain the trend in reactivity of group 1 metals.

Going down the 1st column of the periodic table the group 1 metal have increasing numbers of electrons.All group 1 metals have a single electron in their outer shell and with an increasing number of elect...

Answered by Thomas L. Chemistry tutor
2951 Views

Explain the bonding in a metal complex, compare this to an ionic compound and covalent bonding

Metal complexes are kept together by a 'sea' of free electrons holding the negatively charged metal ions togetherCOMPARED TOIonic - positive ions and negative ions held together in a complex by electrosta...

Answered by Angharad S. Chemistry tutor
1475 Views

Why does a higher temperature means the rate of reaction is faster?

As you increase the temperature of a system, the particles gain more kinetic energy and move about more. This means that particles are likely to collide more frequently. These collisions are also likely t...

Answered by Daidria P. Chemistry tutor
1698 Views

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