group 1 and 2 compounds
- Created by: danni :)
- Created on: 29-05-13 10:46
Other questions in this quiz
2. Which anions that contain chlorine are produced when chlorine gas is passed into cold, dilute sodium hydroxide solution?
- ClO–, Cl–
- Cl–, ClO3–
- ClO3–, ClO4–, Cl–
- ClO3–, ClO–
3. What is the colour of methyl orange at the end point of a titration in which an alkali is added to an acid?
- yellow
- orange
- pale pink
- red
4. Which of the following trends going down group 7 from chlorine to iodine is not true?
- the strength of the halogen as an oxidising agent increases
- the first ionisation energy becomes less endothermic
- their compounds with hydrogen are acids
- their anions of formula X− form precipitates with aqueous silver ions
5. Radium occurs below barium in group 2. On the basis of the trends in the chemistry of group 2, which of the following statements is true?
- Radium sulfate is more soluble in water than magnesium sulfate.
- Radium carbonate is more easily decomposed by heating than magnesium carbonate.
- Radium hydroxide is more soluble in water than calcium hydroxide
- Radium carbonate is very soluble in water.
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