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Chemistry
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What happens when two atoms of potassium react with one atom of sulphur?

Bonding between this compound will be ionic as potassium is a metal and sulphur is a non-metal.Therefore electrons are transferred from potassium to sulphur as metals must lose electrons to gain a full ou...

AS
Answered by Amrit S. Chemistry tutor
6852 Views

Balance the following equation: __C8H18 + __ O2 --> __CO2 + __H2O

Balancing the equation means there must be an equal number of each element on both sides of the equation. In this case, we start with 8 carbon atoms on the left and just 1 on the right, so we can put 8 mo...

MS
Answered by Michael S. Chemistry tutor
3431 Views

Explain the trend in ionization energy down a group of the periodic table.

Ionization energy is the energy required to remove one electron from each atom in one mole of gaseous atoms to form one mole of gaseous 1+ ions. This is the following process;
X g ---> ...

EW
Answered by Euan W. Chemistry tutor
11048 Views

Name and describe the type of bonding in H2O

The bonds in H2O are covalent bonds. Covalent bonds are formed when two atoms share a pair of electrons, often where one electron is donated by each atom. This forms a bond as there is an elect...

WS
Answered by William S. Chemistry tutor
2914 Views

How can I apply the knowledge I learn in lessons to tougher exam style questions ?

The million dollar question when it comes to chemistry and is often the difference between a good grade and a great grade. The basis of this is to consolidate your basic concepts, make sure those are inst...

Answered by Chemistry tutor
1863 Views

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