The elements in Group 1 of the periodic table are known as the alkali metals.
Which row in the table shows two correct properties of Group 1 metals?
| Hardness | pH of solution formed when reacted with water | |
|---|---|---|
| A | Hard | Acidic (pH<7\text{pH} < 7pH<7) |
| B | Soft | Alkaline (pH>7\text{pH} > 7pH>7) |
| C | Soft | Acidic (pH<7\text{pH} < 7pH<7) |
| D | Hard | Alkaline (pH>7\text{pH} > 7pH>7) |
Row A
Row B
Row C
Row D
75 exam-style questions on Edexcel GCSE Chemistry 7.1 Group 1, covering 7.1.1 Classifying elements by group in the periodic table and 7.1.2 Properties and reactions of the alkali metals. Each one has a worked solution and a mark scheme showing where the marks go.