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Author Topic: Chemistry paper 1 help  (Read 10611 times)

Offline Weaam

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Chemistry paper 1 help
« on: May 24, 2010, 04:35:02 pm »
Can someone please post the reactivity series and tell me what substances react with cold water, water, steam and in what state?
Also any other helpful tips on chemistry paper 1 is welcome
Thanks in advance
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Re: Chemistry paper 1 help
« Reply #1 on: May 24, 2010, 04:40:30 pm »
Quote from: weaam on May 24, 2010, 04:35:02 pm
Can someone please post the reactivity series and tell me what substances react with cold water, water, steam and in what state?
Also any other helpful tips on chemistry paper 1 is welcome
Thanks in advance

R.S is the followin

people    postassium
send      sodium
cows     calcuim
monkeys   magnisum
and         aluminium
cats        carbon
zebras     zinc
in              iron
large          lead
hygenic:P    hydrogen
cages         copper
silly            silver
ghost          gold
plt               platinum
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holtadit

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Re: Chemistry paper 1 help
« Reply #2 on: May 24, 2010, 04:41:11 pm »


See
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Offline Weaam

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Re: Chemistry paper 1 help
« Reply #3 on: May 24, 2010, 04:49:23 pm »
Thanks you guys!  ;)
Id also like to know which elements react with cold water, water, steam and at what state. thanks again
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- The man who smiles when things go wrong has thought of someone to blame it on. - Robert Bloch.
-I saw weird stuff in that place last night. Weird, strange, sick, twisted, eerie, godless, evil stuff... and I went in. - Homer
+ Rep me if i have been of any assistance to you ;D

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Re: Chemistry paper 1 help
« Reply #4 on: May 24, 2010, 04:50:34 pm »
i'm a bit not busy so i'll tell uwhat i memorized a few hours ago :P

cold water, water, steam

potassium,calcium,sodium,lithium all react with cold water vigorously making metal hydroxide

as for magenisum and metals under in the reactivity till carbon (ex: Zn,Al) , they all react with steam

as for water , no answer  ::) , i wanna kno too  ???

um as for the states , i didn't get u  :-[

tips .. solve as much past papers as u can ....i ised to be terrified when i hear pp1 chem ...but now i'm like nah it's easy ;)

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Offline Weaam

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Re: Chemistry paper 1 help
« Reply #5 on: May 24, 2010, 04:51:44 pm »

people    postassium
send      sodium
cows     calcuim
monkeys   magnisum
and         aluminium
cats        carbon
zebras     zinc
in              iron
large          lead
hygenic:P    hydrogen
cages         copper
silly            silver
ghost          gold
plt               platinum

I found this very helpful, thanks  ;)
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-I saw weird stuff in that place last night. Weird, strange, sick, twisted, eerie, godless, evil stuff... and I went in. - Homer
+ Rep me if i have been of any assistance to you ;D

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Re: Chemistry paper 1 help
« Reply #6 on: May 24, 2010, 04:52:31 pm »
Quote from: weaam on May 24, 2010, 04:51:44 pm
people    postassium
send      sodium
cows     calcuim
monkeys   magnisum
and         aluminium
cats        carbon
zebras     zinc
in              iron
large          lead
hygenic:P    hydrogen
cages         copper
silly            silver
ghost          gold
plt               platinum

I found this very helpful, thanks  ;)

np mate  8)
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Offline Weaam

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Re: Chemistry paper 1 help
« Reply #7 on: May 24, 2010, 04:54:33 pm »
by states i meant, the state (solid, liquid or gas) of the element when it reacts with water or steam or watever
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-I saw weird stuff in that place last night. Weird, strange, sick, twisted, eerie, godless, evil stuff... and I went in. - Homer
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Re: Chemistry paper 1 help
« Reply #8 on: May 24, 2010, 04:56:35 pm »
Quote from: weaam on May 24, 2010, 04:54:33 pm
by states i meant, the state (solid, liquid or gas) of the element when it reacts with water or steam or watever

i don't think the states r impo ....ARI , or someone can u plz help us  ??? ??? ???
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Offline Weaam

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Re: Chemistry paper 1 help
« Reply #9 on: May 24, 2010, 05:07:28 pm »
Is there anything else you think i should know about paper 1?  ???
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- The man who smiles when things go wrong has thought of someone to blame it on. - Robert Bloch.
-I saw weird stuff in that place last night. Weird, strange, sick, twisted, eerie, godless, evil stuff... and I went in. - Homer
+ Rep me if i have been of any assistance to you ;D

Offline irfanhajimohamed

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Re: Chemistry paper 1 help
« Reply #10 on: May 24, 2010, 05:11:29 pm »
i got this mnemonics from my chemistry teacher

popular scientist can make a zoo in the low humidity countryside more satisfactory.Goodbye.

potassium
sodium
calcium
magnesium
aluminium
zinc
iron
tin
lead
hydrogen
copper
mercury
silver
gold


OILRIG

Oxidation Is Loss(of electrons) Reduction Is Gain(of electrons)

got this from somewhere in the forum

Rolling------Refinery gas
Guns-------Gasoline
Nearly------Naphtha
Killed-------Kerosene
Drunk-------Diesel oil
Funny------Fuel oil
Limping-----Lubricating oil
Robber------Residue




for cations reactivity series:
please-K
send-Na
cats-Ca
monkeys-Mg
and-Al
zebras-Zn
in-iron
large-lead
hired-H
cages-Cu
make-Hg
sure-Ag
padlocked-platinum

for anions:
someone -sulphate
only-hydroxide(gives oxygen on oxidation)
nice-nitrate
cleans-chloride
broken -bromide
items-iodide
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Offline The Golden Girl =D

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Re: Chemistry paper 1 help
« Reply #11 on: May 24, 2010, 05:15:09 pm »
Quote from: weaam on May 24, 2010, 05:07:28 pm
Is there anything else you think i should know about paper 1?  ???


study priciples like hydration of ether ,periodic table ..etc .....but don't take much time , waste ur time solvin past papers even if ur hands hurts  :P
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Offline red_911

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Re: Chemistry paper 1 help
« Reply #12 on: May 24, 2010, 05:15:57 pm »
hey plzz explain question 24 (0620/01/O/N/07)
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Offline The Golden Girl =D

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Re: Chemistry paper 1 help
« Reply #13 on: May 24, 2010, 05:19:16 pm »
Quote from: red_911 on May 24, 2010, 05:15:57 pm
hey plzz explain question 24 (0620/01/O/N/07)

in the halognes ....as u go down the group ,the reactivity decreases hence , Br is the big bro it'll kick Iodine's butt .....but chlorine will kick Bromine's As*  lol  :P
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holtadit

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Re: Chemistry paper 1 help
« Reply #14 on: May 24, 2010, 05:21:12 pm »
Quote from: the golden girl on May 24, 2010, 05:19:16 pm
in the halognes ....as u go down the group ,the reactivity decreases hence , Br is the big bro it'll kick Iodine's butt .....but chlorine will kick Bromine's As*  lol  :P

LMFAO !!!!!  :D :D :D
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