C4-Chemistry

the ..... of attraction between molecules are weak

this results in them having ..

they also do not ....

because...

the group one elements are also known as the

alkali metals are stored under oil because...

in a flame test lithium goes..

sodium goes..

and potassium goes..

whats the formula for the reaction with alkali metals and water?

what is the balanced symbol equation for this?

the melting point and boiling point of the alkali metals ...... going down the group

the density ..... going down the group

what happens when a group 1 element reacts?

why do the alkali metals become more reactive as you go down the group?

what is oxidation?

what is another word used for the group 7 elements?

at room temperature chlorine is a

bromine is an

iodine is a

what is iodine used as?

what is chlorine used for?

when group 1 and group 7 elements react the formula is

as we go down the group the halogens become ... reactive

and their melting and boiling points ...

a more reactive halogen.... a less reactive halogen

whats the formula for reacting 2 group 7 elements together?

what happens when a group 7 element reacts?

what is reduction?

the halogens become less reactive as you go down the group because..

what's an easy way to remember oxidation and reduction?

in transition metals copper compounds are...

iron compounds are ..

iron compound(III) are

many transition metals and their compounds can be used as

give 2 examples of when transition metals are used as catalysts?

what is thermal decomposition?

what is the reaction between a transition metal ion and sodium hydroxide solution called?

what can iron be used for?

what is copper used for?

give 5 properties of metals.

what type of bonds do metals have?

how are these metalic bonds formed?

how are metals able to conduct electricity?

what is a superconductor?

what do scientists want to find?

what are the 4 main sources of water?

name 4 things water can contain before it is treated and purified?

what charge do electrons have?

what charge to protons have?

what charge do neutrons have?

what are the 3 main stages of the water treatment process?

what is an isotope?

what is the atomic number?

what is the mass number?

what is an element?

what is a compound?

what is the electronic structure of what electrons occupy which each shell in an atom?

the groups along the top determine

the groups down the side determine

the right hand side of the periodic table is the...

the left hand side of the periodic table is the..

the middle of the periodic table is the...

an ionic bond is...

why are we prevented from distiling our water?

in an ionic bond the electrons..

a covalent bond is a bond between..

in a covalent bond the electrons are...

group 1 elements reactivity goes .... as you go down the periodic table

give 3 examples of pollutants that may be found in water.