- The diagram below shows apparatus commonly used in a chemistry laboratory.(Solved)
The diagram below shows apparatus commonly used in a chemistry laboratory.
(i) What is the name of the above apparatus.
(ii) Label the region of unburnt gases.
(iii) What would happen if part B was closed?
Date posted: March 19, 2019. Answers (1)
- What are the differences among the following? (a) Non polar covalent bond (b) A polar covalent bond (c) An ionic bond(Solved)
What are the differences among the following? (a) Non polar covalent bond (b) A polar covalent bond (c) An ionic bond.
Date posted: March 12, 2019. Answers (1)
- Predict which of the following bonds will be more polar and give an explanation. P-Cl or S-Cl(Solved)
Predict which of the following bonds will be more polar and give an explanation. P-Cl or S-Cl
Date posted: March 12, 2019. Answers (1)
- Water is a polar molecule. Explain what is meant by the term polar using water as an example(Solved)
Water is a polar molecule. Explain what is meant by the term polar using water as an example.
Date posted: March 12, 2019. Answers (1)
- Describe the preparation of metallic sulphides.(Solved)
Describe the preparation of metallic sulphides.
Date posted: March 5, 2019. Answers (1)
- List the uses of Alkenes.(Solved)
List the uses of Alkenes.
Date posted: March 5, 2019. Answers (1)
- Write the molecular and the structural formulas of Methane.(Solved)
Write the molecular and the structural formulas of Methane.
Date posted: March 5, 2019. Answers (1)
- List three properties of hydrogen chloride gas.(Solved)
List three properties of hydrogen chloride gas.
Date posted: March 5, 2019. Answers (1)
- List the uses of chlorine gas and its compounds.(Solved)
List the uses of chlorine gas and its compounds.
Date posted: March 5, 2019. Answers (1)
- Explain the effects of chlorine gas on a burning candle.(Solved)
Explain the effects of chlorine gas on a burning candle.
Date posted: March 5, 2019. Answers (1)
- List the environmental effects of acid rain.(Solved)
List the environmental effects of acid rain.
Date posted: March 5, 2019. Answers (1)
- Using a table show the comparison between rhombic and monoclinic sulphur.(Solved)
Using a table show the comparison between rhombic and monoclinic sulphur.
Date posted: March 5, 2019. Answers (1)
- State and explain three pollution effects of Nitrogen compounds. (Solved)
State and explain three pollution effects of Nitrogen compounds.
Date posted: March 5, 2019. Answers (1)
- Describe the Laboratory preparation of Nitric (V) acid.(Solved)
Describe the Laboratory preparation of Nitric (V) acid.
Date posted: March 5, 2019. Answers (1)
- Give four conditions necessary when citing a Haber process plant.(Solved)
Give four conditions necessary when citing a Haber process plant.
Date posted: March 5, 2019. Answers (1)
- Draw a flowchart to show the Haber process.(Solved)
Draw a flowchart to show the Haber process.
Date posted: March 5, 2019. Answers (1)
- Describe the action of aqueous ammonia on solution of metallic salts.(Solved)
Describe the action of aqueous ammonia on solution of metallic salts.
Date posted: March 5, 2019. Answers (1)
- Describe the preparation of ammonium solution.(Solved)
Describe the preparation of ammonium solution.
Date posted: March 5, 2019. Answers (1)
- Explain the action of heat on nitrates.(Solved)
Explain the action of heat on nitrates.
Date posted: March 5, 2019. Answers (1)
- Write a summary on comparison between oxides of nitrogen.(Solved)
Write a summary on comparison between oxides of nitrogen.
Date posted: March 5, 2019. Answers (1)