yhss-3e5-chemistry-25-2011.blogspot.com
CHEMISTRY
Thursday, September 22, 2011. Ionic Equations, Colours of Cations and Anions, Acids, Bases, Alkalis, Salts. 1 Zinc nitrate reacts with aqueous ammonia (NH4OH) to form a salt and a base. (i) Name the salt and the base. (ii) Describe the observations for the reaction. (iii) Write a chemical equation for the reaction (include state symbols). (iv) Write an ionic equation for the reaction. 1 (i) The salt formed is ammonium nitrate and the base is zinc hydroxide. Iv) Zn 2 (aq) 2OH - (aq) - Zn(OH)2 (s). 4 Sulfu...
yhss-3e5-chemistry-26-2011.blogspot.com
Chemistry World ت
Best view in IE. Born on 01/04/1996;). Hope to get good results for all subjects;Hope to travel around the world.Love homework,HK dramas and storybooks:D. Answers for Prepare for EYE : 5 Questions on Ionic Equations, Colours of Cations and Anions, Acids, Bases, Alkalis, Salts. Thursday, September 22, 2011. Q1 Zinc nitrate reacts with aqueous ammonia (NH 4. I)The salt formed is Ammonium Nitrate while the base formed is Zinc Hydroxide. Iii)Zinc Nitrate Ammonium Hydroxide = Ammonium Nitrate Zinc Hydroxide.
yhss-3e5-chemistry-27-2011.blogspot.com
CHEMISTRY
Sunday, September 18, 2011. Q1 Zinc nitrate reacts with aqueous ammonia (NH4OH) to form a salt and a base. I) Name the salt and the base. The salt is Ammonium Nitrate and the base is Zinc Hydroxide. Ii) Describe the observations for the reaction. Iii) Write a chemical equation for the reaction (include state symbols). Iv) Write an ionic equation for the reaction. Q2 Ammonium sulfate is heated with sodium hydroxide. I) Write a chemical equation (include state symbols) for the reaction. The gas is ammonia.
yhss-3e5-chemistry-28-2011.blogspot.com
wendy's
Create a MySpace Music. Thursday, 22 September 2011. Q5 Excess zinc carbonate is added to hydrochloric acid in the preparation of zinc chloride salt. I) Write an ionic equation for the reaction. Ii) Why excess zinc carbonate is used? Iii) Briefly explain how the zinc chloride crystals can be obtained. S) 2HCl(aq) - - ZnCl 2. Ionic equation: ZnCO 3. S) 2H (aq)- - Zn(2 )(aq) H 2. Ii) to ensure that the hydrochloric acid is completely reacted. Posted by yhss-3e5-chemistry-28-2011.blogspot.com. I) Write a ch...
yhss-3e5-chemistry-29-2011.blogspot.com
Chemistry
Where all sort of explosion comes alive. Thursday, September 22, 2011. Q5 Excess zinc carbonate is added to hydrochloric acid in the preparation of zinc chloride salt. I) Write an ionic equation for the reaction. S) H (aq) Zn (aq) H 2. Ii) Why excess zinc carbonate is used? To ensure that the Hydrochloric Acid and Zinc Carbonate is completely reacted. Iii) Briefly explain how the zinc chloride crystals can be obtained. I) Explain why this method is recommended for the preparation for this salt. O (i) 2 NH.
yhss-3e5-chemistry-30-2011.blogspot.com
Enchanted:) and chemistry........
WELCOME to the Great Chemistry Blog :B. Your photo, code from photobucket here. I love all sorts of deserts with an exception of cheesecakes. I love my family. Chemistry is one of my worst subject. I love playing volleyball? I love country music? I love the colour sky blue? I love it when I complete something? I love my family. I hate being stuck at home. I hate it when im embarrassed. I hate to be alone. I hate to be stuck at the same place for a long time. I hate being cold. I hate being warm. I) The g...
yhss-3e5-chemistry-31-2011.blogspot.com
Chemistry blog~
Tuesday, 12 July 2011. Jun Jie(40): Your answers are clear and the explanations are accurate. however, you could try changing to a smaller font and further break down your answers into different parts. Chelsea(8): Your answers are really good and i like the pictures you've provided too. Your post was easy to read and very clear, it makes me more comfortable while reading through your post. What does an atom looks like? Subatomic particles are the smaller particles composing nucleons and atom. Draw the at...
yhss-3e5-chemistry-32-2011.blogspot.com
Clarence !
I like sleeping and playing computer and stuff like that. I like playing soccer on the xbox and in real life, although i don't get that many chances to play. I love movies. Especially horror movies or comedy. This innocence is brilliant. Please don't go away. Thursday, 22 September 2011. Ionic Equations, Colours of Cations and Anions, Acids, Bases, Alkalis, Salts. Q1 Zinc nitrate reacts with aqueous ammonia (NH4OH) to form a salt and a base. I) Name the salt and the base. Zn(NO 3 ) 2. OH (aq) - Zn(OH).
yhss-3e5-chemistry-33-2011.blogspot.com
The Beginning. The End. The After.
The Beginning. The End. The After. Wednesday, September 21, 2011. Questions on Ionic Equations, Colours of Cations and Anions, Acids, Bases, Alkalis, Salts. Q1 Zinc nitrate reacts with aqueous ammonia (NH 4. OH) to form a salt and a base. I) Name the salt and the base. Salt: Ammonium Nitrate Base: Zinc Hydroxide. Ii) Describe the observations for the reaction. A white precipitate (Zinc Hydroxide) forms when Zinc Nitrate solution is added to aqueous Ammonia solution. OH (aq) - 2NH. Aq) 2NaOH (aq) - Na.
yhss-3e5-chemistry-34-2011.blogspot.com
- Chemsitry ;
Monday, 26 September 2011. Q1 Zinc nitrate reacts with aqueous ammonia (NH. OH) to form a salt and a base. I) Name the salt and the base. The base is Zinc Hydroxide . Ii) Describe the observations for the reaction. White ppt. is formed. Iii) Write a chemical equation for the reaction (include state symbols). OH (aq) - Zn(OH). Iv) Write an ionic equation for the reaction. Q2 Ammonium sulfate is heated with sodium hydroxide. Write a chemical equation (include state symbols) for the reaction. Iii)Briefly ex...
yhss-3e5-chemistry-35-2011.blogspot.com
chemistry.....
Thursday, 22 September 2011. Q5 Excess zinc carbonate is added to hydrochloric acid in the preparation of zinc chloride salt. I) Write an ionic equation for the reaction. Ii) Why excess zinc carbonate is used? Zinc carbonate is used to ensure that all the hydrochloric acid is completely reacted.When there is excess zinc carbonate seen,the reaction between the zinc carbonate and hydrochloric acid has stopped. Iii) Briefly explain how the zinc chloride crystals can be obtained. Q3 An unknown green solution...
