Arsenic is in the same group of the periodic table as nitrogen and in the same period of the periodic table as calcium.
State the group number and the period number of the periodic table in which arsenic can be found. You may refer to a periodic table.
80 exam-style questions on Edexcel GCSE Chemistry 2.2 The periodic table, covering 2.2.1 Mendeleev's periodic table, 2.2.2 Periods, groups, metals and non-metals, and 2.2.3 Electronic configuration and position in the periodic table. Each one has a worked solution and a mark scheme showing where the marks go.