Chemistry Help available here.

[donor]

Post your chemistry problems here. Write the most difficult questions you encounter here and we will try to solve them

 

[xhizors]

ok thanks buddy wait for sometime..

 

[donor]

can any one explain me Q18
http://www.xtremepapers.me/CIE/Cambridge O Levels/5070 - Chemistry/5070_w10_qp_12.pdf

 

[ibadsiddiqi]

the answer is B because all other solutions combine to form a solid that is white except in option B. Its sort of difficult to explain as its simple fact..

 

[killer22]

Yep, its B
In B, NaCl is formed which is soluble in water. Precipitates are solids... Hence are insoluble in water

 

[scouserlfc]

Yep its simple and its B.the two guys above are correct !!

 

[donor]

Thanks guys now i get it. :wink: