Anyone good at science??

Subject: Anyone good at science?? Tue Mar 23, 2010 7:38 pm

What's the period of hyrdrogen, and the group number of the element.

Name two other elements with similar properties to Hydrogen.

Who discovered or purified hyrdrogen?

3 physical and 3 chemical properties of hydrogen

Guve the name and formula of two compounds containing hydrogen, : one that is useful and one that is dangerous.

THANKS FOR PEOPLE WHO HELPS ME ~~10PTS!!!!!~~

Subject: Re: Anyone good at science?? Tue Mar 23, 2010 7:38 pm

cough wikipedia cough.....

Subject: Re: Anyone good at science?? Tue Mar 23, 2010 7:54 pm

it won't say it there..

Subject: Re: Anyone good at science?? Tue Mar 23, 2010 8:02 pm

Period and group of Hydrogen is 1.

And google "physical properties of Hyrdogen" and then google "chemical properties of Hydrogen" lol...

useful Hydrogen compound is umm H2O lol..
And dangerous is Hydrogen Peroxide (H2O2)

Subject: Re: Anyone good at science?? Tue Mar 23, 2010 8:03 pm

YS wrote:: Period and group of Hydrogen is 1.

And google "physical properties of Hyrdogen" and then google "chemical properties of Hydrogen" lol...

YS IS A BEAST Y'ALL!

Subject: Re: Anyone good at science?? Tue Mar 23, 2010 8:08 pm

Seriously like duh......lol

Subject: Re: Anyone good at science?? Tue Mar 23, 2010 8:27 pm

I just know how babies are made...is that science?

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Am vry good in science if u wanna ask anythinhg i am here............

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