chem question ..help please =/

[jkb53433]

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From destroyer 2009 edition question 206

When sodium reacts with excess water, the products are:

a. Na2O
b Na2O + NaOH
c Na2O + NaOH + H2
d NaOH + H2

answer is D..

dont understand how to do this ...any help?

 

[Immutef]

From destroyer 2009 edition question 206

When sodium reacts with excess water, the products are:

a. Na2O
b Na2O + NaOH
c Na2O + NaOH + H2
d NaOH + H2

answer is D..

dont understand how to do this ...any help?

The equation for this reaction is 2Na + 2H2O = 2NaOH + H2 .
To solve problems like this it is helpful to know periodic trends.

Group 1A metals react with water(a weak acid) to form a metal hydroxide (NaOH in this rx) and hydogen gas.

 

[Immutef]

The equation for this reaction is 2Na + 2H2O = 2NaOH + H2 .
To solve problems like this it is helpful to know periodic trends.

Group 1A metals react with water(a weak acid) to form a metal hydroxide (NaOH in this rx) and hydogen gas.

hope this helps. let me know if you need a more detailed response.

 

[jkb53433]

The equation for this reaction is 2Na + 2H2O = 2NaOH + H2 .
To solve problems like this it is helpful to know periodic trends.

Group 1A metals react with water(a weak acid) to form a metal hydroxide (NaOH in this rx) and hydogen gas.

oh perfect ..i was messing up on the reaction equation. thank you =)