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Chemistry
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What is an isotope?

Isotopes are different forms of the same element by mass. While an atom is classified as a particular element based on the number of ...

CM
Answered by Chris M. • Chemistry tutor
6298 Views

Which direction would the equilibrium move if the pressure at which a reaction takes place was increased? (Le Chatelier's Principle)

Looking at the reaction between hydrogen and carbon monoxide to form methanol:

CO + 2 H2 ⇌ CH3OH

There are 3 moles on the left hand side and 1 mole on ...

EC
Answered by Ethan C. • Chemistry tutor
3684 Views

Explain the trend in Ionisation energy when moving across a period and down a group

Key definitions/explanation of terms

Ionisation energy is the energy required to remove one mole of electrons from 

OF
Answered by Olivia F. • Chemistry tutor
14083 Views

Explain which species is oxidised in this reaction: Br2 +2I– = 2Br– +I2

A useful way to answer oxidation/reduction questions is to remeber the acronym OIL RIG:

Oxidation Is Loss (of electrons) 

...

RB
Answered by Rory B. • Chemistry tutor
35700 Views

Explain which species is oxidised in this reaction: Br2 +2I– 2Br– +I2.

A useful way to answer oxidation/reduction questions is to remeber the acronym OIL RIG:

Oxidation Is Loss (of electrons) 

...

RB
Answered by Rory B. • Chemistry tutor
9097 Views

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